Evaluate the expression for the given values of x and y. + ;x = 2 and y = -5

A. 0
B. -1
C. 1
D. 2


Answer: A

Mathematics

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If you have the following function f ( x ) = 9x + 7, compute f (1), f (-3), f (4), f (-6). 

A. f (1) = 19, f (-3) = -22, f (4) = 46, f (-6) = -49 B. f (1) = 16, f (-3) = -20, f (4) = 43, f (-6) = -47 C. f (1) = 15, f (-3) = -19, f (4) = 42, f (-6) = -46 D. f (1) = 17, f (-3) = -21, f (4) = 44, f (-6) = -48 E. f (1) = -16, f (-3) = 20, f (4) = - 43, f (-6) = 47

Mathematics

Determine whether the sequence is arithmetic.2, 6, 10, 14, 18, . . .

A. Arithmetic B. Not arithmetic

Mathematics

Find the derivative of the function.y = 

A. y ' = 
B. y ' = 
C. y ' = 
D. y ' = 

Mathematics

Solve the quadratic equation using the quadratic formula.10 = 4x - x2

A. {-- i-+ i}
B. {2 - i, 2 + i}
C. {2 - i, 2 + i}
D. {-- i, 2 + i}

Mathematics