08/21/19

Fractions on the ACT

Maria ordered a pizza. She ate only 2/9 of it and gave the remaining pizza to her 3 brothers. What fraction of the whole pizza will each of Maria’s brothers receive, if they share the remaining... more

08/21/19

A principal of $2200 is invested at 3.25% interest, compounded annually. How much will the investment be worth after 13 years? Use the calculator provided and found your answer to the nearest dollar.

A principal of $2200 is invested at 3.25% interest, compounded annually. How much will the investment be worth after 13 years? Use the calculator provided and found your answer to the nearest dollar.

08/19/19

ACT Question on Absolute Value

What is the value of the expression below?⎪⎪−8 + 4⎪ − ⎪3 − 9⎪⎪A. −18B. 0−2C. 00D. 02E. 18

08/16/19

ACT Question: Finding A Midpoint

In the standard (x,y) coordinate plane, what is the midpoint of the line segment that has endpoints (3,8) and (1,−4)? (−2, −12) (−1, −6) (11/2, −3/2) (2, 2) ( 4, −12)

08/16/19

SAT Question: Subtract Gnarly Polynomials

(x2y − 3y2 + 5xy2) − (−x2y + 3xy2 − 3y2)Which of the following is equivalent to the expression above?A) 4x2y2B) 8xy2−6y2C) 2x2y+2xy2D) 2x2y+8xy2−6y2

08/14/19

SAT Word Problem

Kathy is a repair technician for a phone company. Each week, she receives a batch of phones that need repairs. The number of phones that she has left to fix at the end of each day can be estimated... more

08/14/19

SAT Question Involving i

For i = √−1 , what is the sum (7 + 3i) + (−8 + 9i)?

05/11/19

write into an expresion

two times the quantity of the difference of a number and eight plus four times the same number subtracted from ten

05/11/19

For what value of a is the liney=5x tangent to the curve y=eax at some point in the Oxy -plane?

For what value of a is the liney=5x tangent to the curve y=eax at some point in the Oxy -plane?

05/11/19

How do I graph this function: y = 4 * cos (x + π/3)?

05/11/19

Math help please

Find the final amount of money in an account if $8,000 is deposited at 4.5% interest compound weekly and the money is left for 7 years

05/10/19

write a rule for g of f(x)

what is the rule for 4 units right and 1 unit down followed by a vertical shrink by a factor of 1/3 of the graph f(x)= e^-x

05/10/19

The volume of an open-top rectangular box is 6700 in^3.

The volume of an open top rectangular box is 6700in^3. The length of the rectangular base of the box is half the width. Find the dimensions so that the surface area is as small as possible

05/10/19

cross sections area and perimeter

the length of the prism is 4 inches, the width is 2 inches, and the height is 2 inches. What is the perimeter of the cross section? What is the area of the cross section?

05/10/19

What equation can be written

I need help writing an equation for this: 1/2n+5=3/4n-10

College algebra

use the compound interest A=P(1+r/n)rt to solve the problem given round answer to the nearest cent. Find the accumulated value of an investment of 15,000 for 7 years at an interest rate 6.5% if the... more

The difference between twice a number and 5

1

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