Write the quadratic function in the form y = a(x - h)2 + k.f(x) = x2 + 6x - 4
A. f(x) = (x + 6)2 - 40
B. f(x) = (x + 6)2 + 40
C. f(x) = (x + 3)2 - 13
D. f(x) = (x + 3)2 + 13
Answer: C
Mathematics
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a. 8xy b. 24x3y c. 8x3y d. 8x2y e. 24xy
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Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.cot 
A. 2.21 B. 127.53 C. 127.66 D. 2.08
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Find the equation of the line described, and express your answer in the specified form.Parallel to the line 3x + 4y = 1; passes through the point (5, 0); standard form
A. 4x - 3y = -15 B. 3x + 4y = 15 C. 4x - 3y = 20 D. 3x + 4y = 20
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Write as the sum and/or difference of logarithms. Express powers as factors.log4
A. 4log4x - 6log4y
B. 
log4
C. 6log4y - 4log4x
D. 4log4x + 6log4y
Mathematics