Evaluate the expression for the given value of the variable or variables.x(3x + 13); x = -5
A. -5
B. 5
C. - 10
D. 10
Answer: D
Mathematics
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Find the focus and directrix of the parabola.y2 = 4x
A. (1, 1); x = 1 B. (1, 0); x = -1 C. (1, 0); x = 1 D. (0, 1); y = -1
Mathematics
Evaluate the expression.
A. 8 B. -15 C. -2 D. -8
Mathematics
Is the number 1 prime? ? Answer yes or no.
What will be an ideal response?
Mathematics
If 
with A in QIII, and 
with B in QI, find
?
What will be an ideal response?
Mathematics