Express log2 6 + log2 7 as a single logarithm. a. log2 42 b. log2 √ 42 c. log2 7/6 d. log2 6/7

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20

Quickly multiply and simplify polynomials (x – 4) (x^2 – 5x – 6)

Grading scale 1 has the following weights- (tests- 50% quiz- 25% homework- 15% final exam- 10%). calculate your final average if your performance in the class is as follows-test grades- {88, 84, 90, 75, 70, 81); quiz grades- {88, 67, 90, 90, 45, 99, 76, 98, 100}; homework- 90; final exam- 75