Pre- Calculus

21,152 results, page 20

pre al

how do you find surface area

pre calc

Example 1: Let f(x) = ex and g(x) = ãx Find: (a) f(g(x)) (b) g(f(x))

Pre-Cal

Simplify e^3ln2-1

Pre Algebra

Which product equals 3t-12? a. 4(t-3) b. (4-t)3 c. 3(t-4) d. (3-t)4

pre algebra

-6r-5=7-12r I can up with r=-3. Is this correct?

Pre-Algebra B

Solve for y. 4-(y + 9)= 10 Please help!!!

Pre-Algebra

what is the solution for this problem? 1 + 1/1+ 1/x-1/1/1 – 1/x+1

pre-cal

(576^1/2+512^1/3)^1/3

pre algebra

express 55% as a fraction

pre algebra

what is the median of these number 74, 85, 85, 89, 90, 93

Pre-algebra

Can you simplify (9x)^-2 = -81x^2

pre algebra

how do you complete this problem -4x+7=11

Algebra II/ Pre Calc

ln(12+x)= It is not (ln 12)(ln x) or (ln12x)

pre algebra

evaluate (m+n)-3 power if m=-1 and n=-5

pre-algebra

can I simplify -4w/4 <--anymore than that?

Pre-Calc

300=5000^e*.3x

Pre-Algebra

40,571 is x % of 76,550

Pre-algebra

solve: 4(4-3x)+14x>32

Pre algebra

-3(4x+3)+4(6X+1)=43 Need to solve

pre algebra

solve for h: A=1/2bh

pre algebra

Solve for P: I=prt

pre Algebrs

7 is 175% of what number

pre calc

lnX + ln2 = 3

pre calc

lnX + ln2 = 3

Pre calc

.5ln(x+3) - lnx=0

pre-algebra

I can not solve this problem: 3/4 =5/x

pre algebra

how to solve 18x - (8x - 7) + 67

pre algebra

how to solve 18x - (8x - 7) + 67

Pre-algebra

Simplify the expression (8•5)•1

Pre algebra

Simplify 10w+6+3w

pre-algebra

Convert 0.75% to a decimal

pre-algebra

Convert 21/40 to a percent.

pre-algebra

What is 648% of 734?

pre-algebra

41.772 is 70.8% of what number?

pre-algebra

What percent of 125 is 72.9%?

pre-algebra

Find the y- intercept for x+y=5.

Pre-Calc

How would I solve: X^(4/3)+X^(2/3)=28

pre-cal

tan((theta/2)+(pi/6))=-1

Pre Cal

simplify the quotient: [x(5x+1)-3(x^2+1)]/ [(x-1)^2]

Pre-Calc

cot 19.8 degrees

Pre Algebra

How do I convert .31 1/5 to a fraction?

Math Pre Algerbra

4+3[8-3*2+4(5-1)] I got 68

Pre-Agbra

what is 0.9 divided by 1000

pre-algebra

x/4+2=1 show step

pre-calc

How do u solve (f-g)(x) when f(x)=4x/7 +7 and g(x)=-6/x Ok so its (f-g)(x)=4x/7 +7 - (-6/x) But how do u simplify it from there? Thanks!

Pre Calc

sec(cos-1 (4/5))=?

pre algerbra

how do you solve 45 min/2 mi=?h/1 mi

pre algebra

What is -7 - 8? I don't know how to solve this... please help!

PRE-ALGEBRA

How do you solve these inequalities? -2(4k-3)=5(2k)-(-7) 6(2a-3)-3(a-4)=16 3r-2=-4(2-r)-5r+8 -3(c-10)-c=19-5c

Pre-Algebra

Can somebody help me... I need to know how to do 2x - 8 = 16

pre-algebra

solve 26-3*2 ____________ 4^4 + 3^4

Pre-algebra

$1200 at 6% for 36 months

Pre Cal

cos^2+tan^2=1

math pre calc

solve for x. 8^6+3x=16

Pre Cal

cos 75 deg

Pre-Calc Help!!!!!!!!

cos(2tan^-1(15/8))

Pre-calc

Focus of the ellipse 9x^2+2y^2=36

Pre-algebra

Suppose y=2x-2.5. Find x if y=10

pre cal

7tan^2(pheta)-2=3

Pre algebra

X cubed-3xsquared-2x+15

Pre-algebra

I am dealing with integers so, |-18|-|-8|???

Pre algebra math

How do I do 21 - y, explain

pre algebra

what is the value of the expression? 15-6/3.2+7-1

pre calc

3x + 2iy =6 + 10i

Pre-calc

Solve 3.3= 1.005^n

pre-cal

f(x)=((6xy^3)^1/2)((30x^4y^6)^1/2)/(5x^-7y^4)^1/2

Pre-Algebra

the sum of a number and 14.5

pre algebra

i need to know what is 8(-8)=? thnxs

pre-calculas

Can someone please help me?

Pre Cal

f(x) = log3(93 x + 3 815 x + 3)

pre-cal

find the intercepts of y=2x-4

Math

What is the "pre-image" of a function?

pre- algebra 1

Solve the inequality. 42<-6d

pre algebra

solve the equation 78= -2(m+3)+ m

pre-algebra

what is 7 divide 98 into

Pre-Cal.

f(x)=x^3-3x^2+x-12 =x^2(x-3)+4(x-3) =x^2+4) (x-3) so if f(x) = 0 at x = 3,+/- 2i. what is the f(x) factored form

pre algebra

hi i need some help

pre-algebra

evaluate V if V=5and w=4

Pre calc

Please finish y+7=6/7x-30/7

Pre-Algebra

c-5/4=3 Please explain. I don't get it!

pre-Algebra

17x-22x=1/2

pre-calc/ trig

Sinx=0

Pre-Calc

How do I solve this equation? 4^x * (1/2)^3-2x = 8*(2^x)^2

Pre-Calc

Eliminate the parameter x = t^2 - 1 and y = t^2 + t

Pre calc

y=5tan1/2(x+pi/4) What is the period?

Pre-calc

2x^2 - 12x - 3y^2 - 24y +60 = 0

pre algebra

find the solution y = 4x and y + x = 5

pre algebra

find the solution y = 2x - 1 and y = x +3

Pre-Calc

Help please Find f(2) and f(a+h) when f(x)=3x^2+2x+4

Pre-Calc

help please For f(x)=3x+1 and g(x)=x^2-6 find (f-g)(x) A. x^2-3x-7 B. 7+3x-x^2 C. 3x^2-17 D. -x^2+3x-5

Pre-Calc/Trig...

what is In e^4.3 equivalent to? How?

Pre-calc/trig

5=log3(x^2+18)

pre-algebra

3x + 4=19 x=5 -32=24-2f f=16 Please check.Thank you.

pre-algebra

3m-4=14 m=6 11=2y-15 y=13 Please check Thank you.

pre-algebra

4/5x + 5 < -3 A. x < –10 B. x ≤ 0 C. x > 5 D. x ≥ –10

pre algebra

what is the absolute value of -/-16/ thank you.

Pre-algebra

Is 7/8 an irrational number

pre algebra

is 0.75 a rational numbre?

pre algebra

o.12 my answer is x=3/25 an i correct?

pre algebra

1/4 my answer is 0.25 am i correct?

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