Wednesday
April 16, 2014

Posts by Brock


Total # Posts: 50

Government
What is the procedure of voter identification intended to help prevent fraudulent voting and keep the process organized? A. Registration B. Precinct Divisions C. Political Socialization D. Franchising E. Gerrymandering

algebra
1/2-3m/4 +7=4m- 9- m/28

pre-calcus
In the following function determine the domain, range, and asymptotes. f(x)= 5*(1/3)^x

calculus
solve the exponential equation. Express the solution in terms of natural logarithms. e^x=9.2 a. whats the solution in terms of natural logarithms? **is the answer e^9.2 or just e^9 b. type a decimal rounded to 3 decimal places.

calculus
solve the logarithmic equation. be sure to reject any value of x that is not in the domain of the orginal logarithmic expression. In square root x+7=2 what is the exact solution? a.)the solution set is ? b.)there are infinitely many solutions c.)there is no solution

calculususe the rational zeros theorem to list the
use the rational zeros theorem to list the potential rational zeros of the potential function. Do not attempt to find the zeros. f(x)=2x^5-x^3+8x^2+52

calculus
Use the intermediate value theorm to show that the polynomial function has a zero in the given interval f(x)=x^5-x^4+8x^3-5x^2-14x5;[1.4;1.5] find the value of f(1.4) f(1.4)= find the value of f(1.5) f(1.5)=

biology
waz up

Calculus
Write the statements for the basis, the induction hypothesis, and the induction step for the questions below. 1. 1 + 2 +…+n = n(n+1)/2 2. 1/1*2 + 1/2*3+…+1/n*(n+1) = n/n+1

AP Calc
Use mathematical induction to prove that the statement holds for all positive integers. Also, can you label the basis, hypothesis, and induction step in each problem. Thanks 1. 2+4+6+...+2n=n^2+n 2. 8+10+12+...+(2n+6)=n^2+7n

AP Calculus
* The sequence is geometric and the r=-11. Thank you for any help!

AP Calculus
Find the sum of the first n terms of the sequence. The sequences are either arithmetic or geometric. 13. -1, 11, -121, ...; n = 9 A. 235,794,769 B. 429,981,696 C. -429,981,696 D. 196,495,641 E. -196,495,641 F. -235,794,769 I know that n = # of terms (9) d = -11 a = -1 formula:...

Calculus
Write the sum using summation notation. 2 + 5 + 8 + 11 + ... + 29 Also, I know that it is going up by 3 units. But I am not sure how to get it into the form below: example: 15 ‡” k +3 k-1

Calculus
Thanks Steve!

Calculus
Find the first 4 terms and the 8th term of the recursively-defined sequence. 4. v1 = 0.75 and vn = (-2)vk-1 for n>1 A. 0.75, 1.5, -3, 6; -192 B. -1.5, -3, -6, -12; 192 C. -1.5, -3, -6, -12; -192 D. 0.75, 1.5, 3, 6; -192 E. 1.5, 3, 6, 12; 192 F 0.75, -1.5, 3, -6; 192 Can yo...

AP Calculus
Find the first 4 terms and the 8th term of the recursively-defined sequence. b1 = 2 and bk+1 = 3bk, for k>0 A. 6, 18, 54, 162; 13,122 B. 3, 6, 9, 12; 24 C. 5, 8, 11, 14; 26 D. 6, 12, 24, 48; 768 E. 2, 6, 18, 54; 4374 F. 2, 4, 8, 16; 256 Thanks!

Calculus
Write the equation of an ellipse with the foci (17, 0) and (-17, 0) and co-verticies (0, 15) and (0, -15).

Calculus
Complete the square to write the equation x^2 + y^2 - 6x - 2y + 4 = 0 in standard form. Use the standard form of the equation to identify the center and the radius of the circle.

Calculus
Let u = (-2,3) and v = (5,-6). Find the sum and the dot product of these two vectors.

Calculus
Find a unit vector in the direction of v = (1,-1). Write your answer as a linear combination of the standard unit vectors i and j. Round each component to the nearest hundredth, if necessary. A 0.71i - 0.71j B 0i - 0j C 1.41i - 1.41j D 1i - 1j E 2.83i - 3.83j F -1i - 1j

Calculus
Thanks dude! That was a tough question.

Calculus
Find the dot product of (u+v)*w u=-1,3 v=2,4 w=2,-5 Answer choices: A:37 B:-37 C:-29 D:-33 E:29 F:9

Calculus
u=-1,3 and w= 2,-5. Find the component form of the vector. 3. 2u + 3w A 0,1 B 5,-12 C 2,3 D 1,-2 E -3,8 F 4,-9

Math
811,450

Calculus
Yes

Calculus
Find the foci of the equation 25^2 + x^2 = 600 Thank you!

Chemistry
thank you.

Chemistry
Lewis Structure of Freon (CCI2F2)? And what is shape?

zoology
what is diastema

zoology
define stroke volume.

zoology
what is diastema?

zoology
what is the dental formula of rabbit?

physics numerical
a parallel combination of two resistors of 2ohm each has third resistor of 4ohm in series with the combination.if a battery of 10V with negligible internal resistance be applies across them,find the p.d. across the resistor.

physics numerical
an electron moving with the speed of 1067 m/s is passed into a magnetic field of intensity 0.1T normally.what is the radius of the path of the electron inside the field? if the strength of the magnetic field is doubled, what is the new radius of the path? (e/m=108*10611 C/kg)

physics numerical
a satellite orbitting the earth at the equator at a na ltitude of 400 km, has an antenna that can be modelled as a 2.0m long rod. the antenna is oriented perpndicular to the earth's surface. at the equator, the earth's magnetic field is essentially horizontal and has a...

physics numerical
a long horizontal wire is rigidly placed, carrying a current of 50a. another parallel long wire carrying a current of 40a is just supported above it.determine the distance between them at which the upper wire can be just supported by magnetic repulsion itself.(weight of upper ...

physical chemistry
if 10 litres of a solution of na2co3 contains 21.2g of na2co3, what is its strength?

organic chemistry
how could you obtain benzaldehyde from toluene?

math
what is 8/360

SCIENCE/BIOLOGY
How does alanine differ from glycine

physics
HAHA!

math
what is 1/4(5y-3)+1/16(12y+17)?

Physics
R=8.314 you also must convert 40cm^3 to m^3 1m^3= 10^6 cm^3

Physics
If a 2 m tall man is looking at a plane mirror from an eye which is 20 cm from the top of his head, what is the minimum length that the mirror must be so that he can just barely see his whole body in the mirror? How far up from the ground must the mirror be placed? I'm con...

Physics
(I'm not sure about the negative sign)

Physics
I got: Ho=100 cm Di=-24 cm Do=120 cm I rearranged -Di/Do=1/5 to get -5Di=Do. Then I substituted -5Di in for Do in 1/Do + 1/Di = 1/30 to solve for Di. Is that right?

Physics
KNOWNS: Diverging (convex) mirror Radius of curvature = 60 cm (f = 30 cm) M = 1/5 Hi = 20 cm UNKNOWNS: Ho? Di? Do? EQUATIONS: 1/Do + 1/Di = 1/f M = Hi/Ho = -Di/Do

Physics
Can mirrors create virtual inverted images?

geometry
how do you find the area of a parallelogram?

science-plz help this is so urgent!
Mamuairi Monument, this contains fresh water it tells you all the answers.

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