Determine whether the function is even, odd, or neither.f(x) = (x + 5)(x + 9)
A. Even
B. Odd
C. Neither
Answer: C
Mathematics
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Obtain the Cartesian equation of the curve by eliminating the parameter.x = 5t + 4, y = 15t + 16, -? ? t ? ?
A. y = 3x - 4 B. y = 15x + 4 C. y = 3x + 4 D. y = 3x + 16
Mathematics
Evaluate the expression.5x ÷ (19 + x - y), for x = 3 and y = 7
A. 
B. 57
C. 1
D. 
Mathematics
Approximate the area under the curve and above the x-axis using n rectangles. Let the height of each rectangle be given by the value of the function at the right side of the rectangle.f(x) = 2x3 - 1 from x = 1 to x = 6; n = 5
A. 875 B. 825 C. 800 D. 850
Mathematics
Find the exact circular function value.sin 
A. - 
B. - 
C. 
D. 
Mathematics