Posts by Emmett

Total # Posts: 7

Algebra
Simplify the radical expression. 1. 27x^4y^5 2.72m^2n^8

algebra
(x^3+2x+4x)/(x^3+8)

MATH
Simplify the rational expression below. x^3+2x^2+4/x^3+8

MATH
Write the following expression as a complex number in standard form. 2-7i/-3+8i

MATH
Find all real solutions of the equation by first rewriting the equation as a quadratic equation. (Enter your answers as a comma-separated list.) 4x4 + 15x2 − 4 = 0

MATH
An investment adviser invested \$14,000 in two accounts. One investment earned 7% annual simple interest, and the other investment earned 5.5% annual simple interest. The amount of interest earned for 1 year was \$884. How much was invested in each account?

algebra
A total of \$6200 is deposited into two simple interest accounts. On one account the annual simple interest rate is 2%, and on the second account the annual simple interest rate is 4%. The amount of interest earned for 1 year was \$148. How much was invested in each account?

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