# Bosnian

Newest questions and responses by Bosnian
1. ## Math

The sum of the exterior angles of a regular polygon will always equal 360°

posted on March 23, 2019
2. ## math

Yes I am sure.

posted on March 23, 2019
3. ## math

A. Cone have one a flat base.

posted on March 23, 2019
4. ## calculus

Paste your question in google. When you see list of results go on: brainly. c o m/question/4338578 You will see solution.

posted on March 23, 2019
5. ## Math

( - 8 + 3 i ) - ( 1 + 4 i ) = - 8 + 3 i - 1 - 4 i = - 9 - i = - ( 9 + i )

posted on March 21, 2019
6. ## math

15 ÷ 4 = ( 12 + 3 ) ÷ 4 = 12 ÷ 4 + 3 ÷ 4 = 3 + 3 ÷ 4 = 3 3/4

posted on March 21, 2019
7. ## math

15 ÷ 4 = ( 12 + 3 ) = 12 ÷ 4 + 3 ÷ 4 = 3 + 3 ÷ 4 = 3 3/4

posted on March 21, 2019
8. ## Math

Paste your question in google. When you see list of results click on: mathhomeworkanswers .o r g/224483/village-are-such You will see solutions and drawing.

posted on March 20, 2019
9. ## Mathematics

d [ ( 4 x + 4 ) sin ( x ) ] / dx = 4 ∙ [ d ( x + 1 ) sin ( x ) ] / dx = ___________________________ Use the product rule: d ( u v ) / dx = v du / dx + u dv / dx where u = x + 1 v = sin ( x ) ___________________________ 4 ∙ [ sin ( x ) ∙ d ( x + 1 ) /

posted on March 19, 2019
10. ## Algebra 2

You not Mou

posted on March 19, 2019
11. ## Algebra 2

Mou first do mathematical operation with x then multiply.

posted on March 19, 2019
12. ## Algebra 2

If your expression mean 4 x³ - 5 x² + 7 x - 10 then: 4 ∙ ( - 3 )³ - 5 ∙ ( - 3 ) ² + 7 ∙ ( - 3 ) - 10 = 4 ∙ ( - 27 ) - 5 ∙ 9 - 21 - 10 = -108 - 45 - 21 - 10 = - 184

posted on March 19, 2019
13. ## Algebra

a1 = 28 , an = - 77 , Sn = - 196 Sn = ( n / 2 ) ( a1 + an ) - 196 = ( n / 2 ) ( 28 - 77 ) - 196 = ( n / 2 ) ∙ ( - 49 ) Multiply both sides by - 2 392 = 49 n n = 392 / 49 n = 8 an = a8 = - 77 a8 = - 77 an = a1 + ( n - 1 ) d a8 = - 77 = 28 + ( 8 - 1 ) ∙

posted on March 18, 2019
14. ## Algebra

In this interval: The first number divisible by 7 is 105 The last number divisile by 7 is 294 Each number is a term of AP: an = a1 + ( n - 1) d where a1 = 105 an = 294 d = 7 an = 294 = 105 + ( n - 1) d = 105 + ( n - 1) ∙ 7 = 105 + 7 n - 7 = 98 + 7 n 294

posted on March 18, 2019
15. ## math

( 24 x 3 + 46 ) x 2 = ( 72 + 48 ) x 2 = 118 x 2 = 236

posted on March 18, 2019
16. ## math

He total completes: 18 passes during the first three quarters and x passes during the fourth quarter = 18 + x passes He total make: 33 throws during the first three quarters and x throws during the first the fourth quarter = 33 + x 62.5 % = 62.5 / 100 =

posted on March 15, 2019
17. ## Algebra 2

Yes. This is correct.

posted on March 15, 2019
18. ## Algebra 2

6² - 4 ∙ 0 is 36 but that is not discriminate. y = 9 x² + 6 x + 1 a = 9 , b = 6 , c = 1 D = b² - 4 a c = 6² - 4 ∙ 9 ∙ 1 = 36 - 36 = 0

posted on March 15, 2019
19. ## math

Sorry. My bad English. 8°C above zero = + 8°C

posted on March 15, 2019
20. ## math

1. D 8°C above zero = - 8°C 2. C 5 + ( - 4 ) = 5 - 4 = 1 - 14 + ( - 7 ) = - 14 - 7 = - 21 1 > - 21 5 + ( - 4 ) > -14 + ( - 7 ) 3. B 4. - 8 + ( - 2 ) = - 8 - 2 = - 10 5. D - 8 - ( - 7 ) = - 8 + 7 = - 1 6. B m + 45 = 32 Subtract 45 from both sides m + 45 -

posted on March 15, 2019
21. ## Algebra 2

9 x² + 6 x = - 1 Add 1 to both sides 9 x² + 6 x + 1 = - 1 + 1 9 x² + 6 x + 1 = 0 D = b² - 4 a c In this case: a = 9 , b = 6 , c = 1 D = b² - 4 a c D = 6² - 4 ∙ 9 ∙ 1 = 36 - 36 = 0

posted on March 15, 2019
22. ## math

5 and 8 The least common multiple (LCM) = 40 1 / 8 = 5 ∙ 1 / 5 ∙ 8 = 5 / 40 2 / 5 = 8 ∙ 2 / 8 ∙ 5 = 16 / 40 1 / 8 + 2 / 5 = 5 / 40 + 16 / 40 = 21 / 40

posted on March 15, 2019
23. ## Math

n = numbrs of revolutions Circumference of a tires: C = d π = 2.5 π = 2.5 ∙ π = 2.5 ∙ 3.14159 = 7.853975 ft n = 1 mile / C n = 5280 / 7.853975 = 672.2710474633 revolutions n = 672.3 revolutions , rounded to the nearest tenth.

posted on March 15, 2019
24. ## Calculus

If f'(x) = 2x/x^2-1 mean f'(x) = 2 x / ( x² -1 ) then f (x) = ∫ f'(x) dx = ∫ 2 x dx / ( x² -1 ) ___________ Remark: Substitution x² -1 = u 2 x dx = du __________ f (x) = ∫ du / u = ℓn ( u ) + C f (x) = ℓn ( x² -1 ) + C f(2) = 0 f (2) = ℓn (

posted on March 14, 2019
25. ## Math

Answer D ( 3 , 4 ) mean x- coordinate = 3 , y - coordinate = 4 ( 3 , − 4 ) mean x- coordinate = 3 , y - coordinate = - 4 x - coordinates are the same number x = 3

posted on March 13, 2019
26. ## Maths

Type this question in google. When you see list of results click on: s o c r a t i c.o r g You will see answer with explanation.

posted on March 13, 2019
27. ## Algebra

posted on March 12, 2019
28. ## math

My typo not ( 10 a ∙ 3 i ² )= correct is ( 10 a ∙ 3 i )² =

posted on March 10, 2019
29. ## math

g = [ a ∙ x ∙√ ( 1 - x ) ]² then g = [ a ∙ 10 ∙√ ( 1 - 10 ) ]² = [ 10 a ∙√- 9 ) ]² = ( 10 a ∙ 3 i ² )= (30 a ∙ i )² = 30² ∙ a² ∙ i² = 900 ∙ a² ∙ ( - 1 ) = - 900 ∙ a²

posted on March 10, 2019
30. ## math

If your expression mean: g = a ∙ x ∙√ ( 1 - x )² then g(10) = a ∙ 10 ∙ √ ( 1 - 10 )² = 10 a ∙ √ ( - 9 )² = 10 a ∙ ( - 9 ) = - 90 a

posted on March 10, 2019
31. ## Algebra

4 x² - 12 x + 13 = ( 2 x - 3 )² + k ______________________________ Remark: ( m - n )² = m² - 2 ∙ m ∙ n + n² ( 2 x - 3 )² = ( 2 x )² - 2 ∙ 2 x ∙ 3 + 3² + k _______________________________ 4 x² - 12 x + 13 = ( 2 x )² - 2 ∙ 2 x ∙ 3 + 3²

posted on March 8, 2019
32. ## Pre-Calc

θ = π / 12 + k π and θ = 5 π / 12 + k π just put k = 0 , ±1 , ±2 , ±3... in this solutions k = - 1 θ = π / 12 + k π = π / 12 - 1 ∙ π = π / 12 - π = π / 12 - 12 π / 12 = - 11 π / 12 θ = π / 12 + k π = 5 π / 12 - 1 ∙ π = 5 π / 12

posted on March 7, 2019
33. ## Math

12 ∙ ( - 4 ) ∙ ( - 5 ) = [ 12 ∙ ( - 4 ) ] ∙ ( - 5 ) = ( - 48 ) ∙ ( - 5 ) = 240

posted on March 6, 2019
34. ## Math

15 is greater than - 3 It's written like this 15 > - 3 Answer 15

posted on March 6, 2019
35. ## Algebra

128 Obviously the common ratio r = 1 / 2 = 0.5 256 ∙ 0.5 = 128 128 ∙ 0.5 = 64 64∙ 0.5 = 32

posted on March 6, 2019
36. ## Calculus

A = 2 π r h + 2 π r² A - 2 π r² = 2 π r h 2 π r h = A - 2 π r² h = ( A - 2 π r² ) / 2 π r = A / 2 π r - 2 π r² / 2 π r = A / 2 π r - ( 2 π / 2 π ) r² / r = A / 2 π r - 1 ∙ r = A / 2 π r - r = ( A / 2 π ) ∙ 1 / r - r = ( A / 2 π

posted on March 6, 2019

Now is 0:37 AM in Bosnia. I have to go to sleep and I'll write a solution for you. f(x) = a x² + b x + c = a [ x² + ( b / a ) x ] + c = a [ x² + 2 ( b / 2a ) x ] + c + ( b / 2a )² - ( b / 2a )² = a [ x² + 2 ( b / 2a ) x + ( b / 2a )² ] + c - ( b /

posted on March 3, 2019
38. ## science bruh

1 horsepower = 745.7 watts ≈ 750 wats B. 1-horsepower motor.

posted on February 28, 2019
39. ## Math

r = 5 ft h = 12 ft V = r² ∙ π ∙ h / 3 V = 5² ∙ π ∙ 12 / 3 V = 25 ∙ π ∙ 12 / 3 V = 300 π / 3 V = 100 π = 314.159 ft³

posted on February 28, 2019
40. ## math

If your question mean: t⁸ ∙ (t¹⁰ )⁰ then (t¹⁰ )⁰ = 1 because any non-zero number raised to the power of zero is equal 1. so t⁸ ∙ (t¹⁰ )⁰ = t⁸ ∙ 1 = t⁸

posted on February 28, 2019
41. ## MATH

Indeed 4. -8

posted on February 28, 2019
42. ## MATH

If you multiply or divide an inequality by a negative number, you MUST flip the sign! In this case: 1. 4-2 Add 5 to both sides, then add 3, then add (-4) When you add or subtract any number ( positive or negative ) you do not have to change the sign of

posted on February 28, 2019

m = tan θ = ( y2 - y1 ) / ( x2 - x1 ) m = tan θ = ( 1 - 4 ) / ( 2 - 1 ) = - 3 / 1 = - 3 If you have more questions like this go on: wolframalpha.c o m when page be open in rectangle type: slope and coordinats in this case type: slope (1,4) (2,1) then

posted on February 28, 2019

m = tan θ = ( y2 - y1 ) / ( x2 - x1 ) In this case: Coordinates of point 1 , x1 = 6 , y1 = 5 Coordinates of point 2 , x2 = 3 , y2 = 1 ___________________________ Remark: ( 6 , 5 ) mean x coordinate of point 1 , x1 = 6 y coordinate of point 1 , y1 = 5 ( 3

posted on February 28, 2019

m = tan θ = ( y2 - y1 ) / ( x2 - x1 ) In this case: Coordinates of point 1 , x1 = 1 , y1 = - 2 Coordinates of point 2 , x2 = 3 , y1 = 2 ___________________________ Remark: ( 1 , - 2 ) mean x coordinate of point 1 , x1 = 1 y coordinate of point 1 , y1 = -

posted on February 28, 2019
46. ## mathematics

T = 2 π √ ( I / g ) Square both sides of the equation T² = ( 2 π )² ∙ [ √ ( I / g ) ]² T² = 4 π ² ∙ I / g Multiply both sides by g T² ∙ g = 4 π ² ∙ I Divide both sides by 4 π ² T² ∙ g / 4 π ² = I l = T² ∙ g / 4 π ² l = (

posted on February 28, 2019
47. ## math

10% = 10 / 100 = 0.1 John weighs 200 pounds. He lost 10% of his weight mean: New weight = 200 * ( 1 - 0.1 ) = 200 * 0 9 = 180 pounds Then he gained back 10% of his weight mean: John weigh now = 180 * ( 1 + 0.1 ) = 180 * 1.1 = 198 pounds

posted on February 25, 2019
48. ## MATH

I already answered this question. MATH - Bosnian today at 9:23pm

posted on February 21, 2019
49. ## algebra

Correct answer: 1. 4. 6. and 11 Wrong answers: 2. ( - 8.3 )⁰ = 1 Any number to zero power is equal one. 3. a⁻² = 1 / a² so - 1 / a⁻² = - 1 / ( 1 / a² ) = - 1 ∙ a² = - a² 5. aᵐ ∙ aⁿ = aᵐ⁺ⁿ 3¹⁰ ∙ 3⁻⁹ = 3¹⁰⁻⁹ = 3¹ =

posted on February 21, 2019
50. ## MATH

The linear interpolation formula is given as: y = y1 + ( x − x1 ) ∙ ( y2 − y1 ) / ( x2 − x1 ) 2.2 is between 2 and 3 Get the starting values: x1 = 2 , y1 = 3^2 = 9 , x2 = 3 , y2 = 3^3 = 27 y = y1 + ( x − x1 ) ∙ ( y2 − y1 ) / ( x2 − x1 ) y =

posted on February 21, 2019
51. ## MATH

The linear interpolation formula is given as: y = y1 + ( x − x1 ) ∙ ( y2 − y1 ) / ( x2 − x1 ) in this case: ρ = ρ1 + ( t − t1 ) ( ρ2 − ρ1 ) / ( t2 − t1 ) so t1 = 100°C , ρ1 = 1.22 g / cm³ , t2 = 140°C , ρ2 = 0.95 g / cm³ ρ = ρ1 +

posted on February 21, 2019
52. ## Math

39° 45' = ( 39 + 45 / 60 )° = 39.75° tan 39.75° = ( F + L ) / 110 F + L = 110 ∙ tan 39.75° F + L = 110 ∙0.831691221 = 91.48603431 ft height of the library: tan 27.5° = L / 110 L = 110 ∙ tan 27.5° = 110 ∙ 0.520567051 = 57.26237561 ft height

posted on February 21, 2019
53. ## Algebra

In a geometric sequence: an = a1 ∙ rⁿ⁻¹ Sum of the first n terms of a geometric sequence: Sn = a1 ∙ ( 1 − rⁿ ) / ( 1− r ) where a1 = first term r is the common ratio In tis case a1 = 2 , r = 2 so Sn = a1 ∙ ( 1 − rⁿ ) / ( 1− r ) S199

posted on February 21, 2019
54. ## Math

Exact value of 0.23333... = 23 / 99 A rational number is number that can be expressed as a fraction. 23 / 99 is a fraction so 0.23333...= 23 / 99 is a rational number. Exact value of 0.123333...= 37 / 300 37 / 300 as a fraction so 0.123333... = 37 / 300 is

posted on February 21, 2019
55. ## algebra (HELP AGAIN PLZ)

Your answer is correct. 4 ∙ 10⁸ ∙ 8.2 ∙ 10⁻² = 4 ∙ 8.2 ∙ 10⁸ ∙ 10⁻² = 32.8 ∙ 10⁸⁻² = 3.28 ∙ 10 ∙ 10⁶= 3.28 ∙ 10¹ ∙ 10⁶= 3.28 ∙ 10¹⁺⁶= 3.28 ∙ 10⁷

posted on February 21, 2019
56. ## Math

You just add 9

posted on February 21, 2019
57. ## Math

6 - ( - 3 ) = 6 + 3 = 9 15 - 6 = 9 24 - 15 = 9 So you just add 3 and you get the next number. 24 + 9 = 33 33 + 9 = 42 42 + 9 = 51 Answer D

posted on February 21, 2019
58. ## algebra

√9 + x - √x = 5 / √9 + x 3 + x - √x = 5 / 3 + x ( becouse √9 = 3 ) Subtract x to both sides 3 + x - √x - x = 5 / 3 + x - x 3 - √x = 5 / 3 Subtract 3 to both sides 3 - √x - 3 = 5 / 3 - 3 - √x = 5 / 3 - 3 - √x = 5 / 3 - 9 / 3 - √x = - 4

posted on February 20, 2019
59. ## math

Moses paid sh 150 for a shirt after getting a discount of 10 percent mean: sh 150 = 100% - 10% = 90% = 90 /100 = 0.9 of original price sh150 = 0.9 of original price Divide both sides by 0.9 sh150 / 0. 9 = 0.9 of original price / 0.9 sh 166.666 = original

posted on February 20, 2019
60. ## math (help quick please)

1 1/2 h = 1 h 30 min 2 1/4 = 2 h 15 min 02:25 = 2 h + 25 min 60 min = 1 h 12 h = 11 h + 1 h = 11 h + 60 min Time spent on the travel = 1 1/2 h + 20 min + 2 1/4 h = 1 h + 30 min + 20 min + 2 h + 15 min = 3 h 65 min = 3 h + 60 min + 5 min = 4 h 5 min = 4 h +

posted on February 20, 2019
61. ## Algebra

P = Original perimeter = 40 P = 2 w + 2 l = 2 ( w + l ) 40 = 2 ( w + l ) Divide both sides by 2 20 = w + l w + l = 20 Subtract w to both sides w + l - w = 20 - w l = 20 - w If the length is halved and the width is divided by 3 mean: New lenth l1 = l / 2 =

posted on February 20, 2019
62. ## math

On my typo: It's written: For a2 = 144 and b2 = 31 a1 + b1 = 144 + 31 = 175 ≠ 151 not satisfies a condition a + b = 151 It needs to be written: It's written: For a2 = 144 and b2 = 31 a2 + b2 = 144 + 31 = 175 ≠ 151 not satisfies a condition a + b = 151

posted on February 17, 2019
63. ## math

a = first number ( greater number ) b = second number ( lesser number ) The sum of 2 positive numbers is 151 mean: a + b = 151 The lesser number is 19 more than the square root of the greater number mean: b = √a + 19 In equation a + b = 151 replace b

posted on February 17, 2019
64. ## Math

( 5 x³ + 3 x² - 7 x + 10) - ( 3 x³ - x² + 4 x - 1 ) = 5 x³ + 3 x² - 7 x + 10 - 3 x³ - ( - x² ) - 4 x - ( - 1 ) = 5 x³ + 3 x² - 7 x + 10 - 3 x³ + x² - 4 x + 1 = 5 x³ - 3 x³ + 3 x² + x² - 7 x - 4 x + 10 + 1 = 2 x³ + 4 x² - 11 x + 11 The

posted on February 17, 2019
65. ## Calculus

v₀ = 40 ft / s h₀ = 500 ft a = - 32 ft / s² a = dv(t) / dt dv(t) = a ∙ dt v(t) = ∫ a ∙ dt v(t) = ∫ - 32 ∙ dt v(t) = - ∫ 32 ∙ dt v(t) = - 32 t + v₀ v(t) = - 32 t + 40 v(t) = dh(t) / dt dh(t) = v(t) ∙ dt h(t) = ∫ v(t) ∙ dt h(t) =

posted on February 17, 2019
66. ## Math

Use algebraic formula: ( a ± b )² = a² ± 2 ∙ a ∙ b + b² This mean: ( a + b )² = a² + 2 ∙ a ∙ b + b² ( a - b )² = a² - 2 ∙ a ∙ b + b² so: a² - 2 ∙ a ∙ b + b² = ( a - b )² q² - 12 q + 36 = q² - 2 ∙ q ∙ 6 + 6² = ( q - 6

posted on February 15, 2019
67. ## Math

If whole semicircle lie in rectangle then width is equal radius of semicircle. W = r Length is equal diametar of semicircle. L = d = 2 r Area of rectanlgle: A = L ∙ W 144 = 2 r ∙ r 144 = 2 r² Divide both sides by 2 72 = r² r² = 72 Area of circle: A

posted on February 13, 2019
68. ## Math

The question does not make sense. You can construct an infinite number of rectangles that have an area of 144 cm². 141 cm x 1 cm 72 cm x 2 cm 36 cm x 4 cm etc.

posted on February 13, 2019
69. ## Math Repost for Bush

posted on February 13, 2019
70. ## MATH

To translate any graph to the left 8 units, we replace with x + 8. giving f ( x ) = ( x + 8 )² Now, to shift this graph up 2 units, we addt 2. getting g (x) = ( x + 8 )² + 2 You cani in google type: The graph of g(x) is f(x) translated to the left 8

posted on February 13, 2019
71. ## MATH

For begining mark: x = the time in hours y = the height in inches You know: A candle is 17 in tall after burning for 3 hours. After 5 hours, it is 15 in tall. This mean x1 = 3h , y1 = 17in , x2 = 5h , y2 = 15 in Find the slope m of the linear equation

posted on February 13, 2019
72. ## Math help!

( x ^ a ) ^ b = x ^ ( a ∙ b ) In this case: ( n ^ 4 ) ^ 8 = n ^ ( 4 ∙ 8 ) = n ^ 32

posted on February 12, 2019
73. ## Maths

y − 1 = 3 ( x + 5 ) is point-slope form of line passes through the point ( - 5, 1 ) and have slope m = 3 , and that is answer. Goodbye.

posted on February 12, 2019
74. ## Maths

Answer is: y − 1 = 3 ( x + 5 )

posted on February 12, 2019
75. ## Maths

In google type "Point slope form" When you see list of results go on mathisfun or some other site.

posted on February 12, 2019
76. ## Maths

What is not clear here?

posted on February 12, 2019
77. ## Maths

Point-Slope Equation of a Line: y − y1 = m ( x − x1 ) m = slope ( x 1 , y 1 ) = coordinates of one point on the line In this case m = 3 , x1 = - 5 , y1 = 1 y − y1 = m ( x − x1 ) y − 1 = 3 [ x − ( - 5 ) ] y − 1 = 3 ( x + 5 )

posted on February 12, 2019
78. ## Earth Science

During the 19th century, the increase in industrialisation in the major cities of Britain gave rise to a dramatic increase in air pollution. Throughout the autumn months, during periods of calm, smoke particles from industrial plumes would mix with fog

posted on February 12, 2019
79. ## algebra

A is correct answer.

posted on February 12, 2019
80. ## math

A = Assumed mean in this case A = 1400 x = height N= frequency The table: x , N , dx = ( x - A ) , N ∙ dx 200 , 142 , - 1200 , -170400 600 , 265 , - 800 , - 212000 1000 , 560 , - 400 , - 224000 1400 , 271, 0 , 0 1800 , 89 , 400 , 35600 2200 , 16 , 800 ,

posted on February 12, 2019
81. ## Math (quick help pls)

Velocity: v = s / t where v = velocity or speed ( m / sec ) s = linear distance traveled ( m) t = time ( sec ) Selena took 20 seconds to swim from point A to point B at a speed of 4.5 m /s mean: v = 4.5 m / sec t = 20 sec v = s / t 4.5 = s / 20 s = 4.5 ∙

posted on February 12, 2019
82. ## Math- Inequalities

t = ticket cost \$26.50 s = souvenirs and snacks cost A. t + s ≤ 50 26.5 + s ≤ 50 B. 26.5 + s ≤ 50 Subtract 26.5 to both sides 26.5 + s - 26.5 ≤ 50 - 26.5 s ≤ 23.5

posted on February 12, 2019
83. ## Maths

In google type: Derivative onlines When you see list of results click on: Derivative Calculator • With Steps! When page be open in rectangle type (sec x + cosx)/ sin x and click option: Go Whe you see solution click: Show steps At the end, click option :

posted on February 12, 2019
84. ## Math

12 -------- = 3 d - 3 3 ∙ 4 ------------- = 3 ∙ ( d -1 ) 4 ----- d -1

posted on February 11, 2019
85. ## math 2.5

No one because: Irrational Number is a real number that cannot be written as a simple fraction. In this case: 0.12 = 12 / 10 = 6 / 5 rational number 0.1257486 = 628 743 / 5 000 000 rational number 0.12121212... = 121 / 99 rational numbeer 0.11111111... = 1

posted on February 8, 2019
86. ## Math

Area of big triangle A1 = 1 / 2 [ 5 / a ∙ ( x + b ) ] Area of small triangle A2 = 1 / 2 ( 5 ∙ a ) Area of shaded portion = Area of big triangle - Area of small triangle A = A1 - A2 A = 1 / 2 ( 5 / a ) ∙ ( x + b ) ( x + b ) - 1 / 2 ( 5 ∙ a ) = 1 / 2

posted on February 8, 2019
87. ## math

16 ( x − 3 / 4 )² − 32 = 0 Divide both sides by 16 ( x − 3 / 4 )² − 2 = 0 Add 2 to both sides ( x − 3 / 4 )² − 2 + 2 = 0 + 2 ( x − 3 / 4 )² = 2 Take the square root of both sides x − 3 / 4 = ± √2 Add 3 / 4 to both sides x − 3 / 4 +

posted on February 8, 2019
88. ## math

If your question mean: 1 / 2 x +1 / 3 y = 5 , 1 / 4 x + y = 0 then 1 / 2 x +1 / 3 y = 5 Multiply both sides by 1 / 2 1 / 4 x +1 / 6 y = 5 / 2 1 / 4 x + 1 / 6 y = 5 / 2 - 1 / 4 x + y = 0 ________________ 0 + 1 / 6 y - y = 5 / 2 - 0 1 / 6 y - 6 / 6 y = 5 / 2

posted on February 4, 2019
89. ## algebra/calculus

wolframalpha does not make a comparison. From the graphs it's obvious what I wrote about the functions.

posted on February 2, 2019
90. ## algebra/calculus

Go on : wolframalpha.c o m When page be open in rectangle type: plot y = - 0.2 / x , y = - 0.3 / x and click option = You will see graphs. Some comparisons: both are not defined for x = 0 both are hyperbolas both have the same asymptotes: the y-axis, both

posted on February 1, 2019
91. ## Math

5 - ( - 6 ) = 5 + 6 = 11 16 - 5 = 11 27 - 6 = 11 This arithmetic sequence has the first term a1= - 6, and a common difference of d = 11. an = a1 + d ( n − 1 ) an = - 6 +11 ( n − 1 ) an = - 6 +11∙ n − 11 ∙ 1 an = - 6 +11 n − 11 an = 11 n − 17

posted on February 1, 2019
92. ## Math

( 3, 10 ) , ( 4 , 13 ) , ( 5 , 16 ) , ( 6 , 19 ) , ( 7, 22 ) Change of x: 4 - 3 = 1 5 - 4 = 1 6 - 5 = 1 7 - 6 = 1 Change of y: 13 - 10 = 3 16 - 13 = 3 19 - 16 = 3 22 - 19 = 3 When x change for ∆x = 1 y is change for ∆y = 3 Slope m = ∆y / ∆x = 3 / 1

posted on January 30, 2019
93. ## algebra

Indeed when x change for ∆x = 1 y is change for ∆y = 3 m = ∆y / ∆x = 3 / 1 = 3

posted on January 30, 2019
94. ## algebra

( - 3, - 1 ) , ( - 2 , 2 ) , ( - 1 , 5 ) , ( 0 , 8 ) , ( 1, 11 ) Change of x: - 2 - ( - 3 ) = - 2 + 3 = 1 - 1 - ( - 2 ) = - 1 + 2 = 1 0 - ( - 1 ) = 0 + 1 = 1 1 - 0 = 0 Change of y: 2 - ( - 1 ) = 2 + 1 = 3 5 - 2 = 3 8 - 5 = 3 11 - 8 = 3 When x change 1 y

posted on January 30, 2019
95. ## math

Reiny is right. Go on: wolframalpha. c o m When page be open in rectangle type: plot ( x^2 + 3 x - 40 ) / ( x^2 +12 x + 32 ) , x = - 10 to 10 and clic option = You will see graph For x = - 8 ( x² + 3 x - 40 ) / ( x² +12 x + 32 ) is defined

posted on January 28, 2019
96. ## math

x² +12 x + 32 = 0 The solutions of this equation are: x = - 8 and x = - 4 If the denominator of a fraction is zero, the expression is not a legal fraction because it's overall value is undefined. Restrictions: x ≠ - 8 , x ≠ - 4 By the way your result

posted on January 27, 2019
97. ## Math help

1 / 4 = 025 1 1/2 = 1.5 0.25 * 1 .5 = 0.375 = 3 / 8 OR 1 1 / 2 = 1 + 1 / 2 = 2 / 2 + 1 / 2 = 3 / 2 1 / 4 * 3 / 2 = 1 * 3 / 4 * 2 = 3 / 8

posted on January 24, 2019
98. ## math

a = first mumber b = second number b = a + 1 a ∙ b = 72 a ∙ ( a + 1 ) = 72 a² + a = 72 a² + a - 72 = 0 The solutions are: a = - 9 and 8 For a = - 9 b = a + 1 = - 9 + 1 = - 8 For a = 8 b = a + 1 = 8 + 1 = 9 The solutions are: a = - 9 , b = - 8 and a =

posted on January 23, 2019
99. ## math

4 x = -12 y + 16 Divide both sides by 4 x = - 3 y + 4 Add 3 y to both sides x + 3 y = - 3 y + 4 + 3 y x + 3 y = 4 This mean 4 x = -12 y + 16 and x + 3 y = 4 is the same equation. Infinite number of solutions. That is true of all values of x and y.

posted on January 23, 2019
100. ## Math

A rectangle is 12 in longer than it is wide mean: L = W +12 Perimeter: P = 2 L + 2 W = 2 ( L + W ) = 2 ( W + 12 + W ) = 2 ∙ ( 2 W + 12 ) P = 4 W + 24 68 = 4 W + 24 Subtract 24 to both sides 68 - 24 = 4 W + 24 - 24 44 = 4 W Divide both sides by 4 44 / 4 =

posted on January 23, 2019