Determine whether the given number is a solution of the equation.
= 
; -7
A. solution
B. not a solution
Answer: B
Mathematics
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Find y '.y = (2x - 5)(5x3 - x2 + 1)
A. 40x3 - 81x2 + 10x + 2 B. 10x3 + 27x2 - 81x + 2 C. 30x3 + 81x2 - 27x + 2 D. 40x3 - 27x2 + 81x + 2
Mathematics
For the complex fraction, determine the LCD of all the fractions appearing within the expression.
A. x(x - 5)(x - 2) B. x(x + 2)(x - 4) C. (x + 2)(x - 4) D. (x + 5)(x + 2)
Mathematics
Evaluate.log4 
A. 
B. -3
C. 3
D. - 
Mathematics
Solve the problem.The floor of a rectangular room is to be tiled with 
foot square tiles along a 10
foot wall. How many tiles will be needed along the wall?
A. 31
tiles
B. 30
tiles
C. 3
tiles
D. 35 tiles
Mathematics