Determine whether the graph opens upward or downward.y = x2 - 8x + 18
A. Upward
B. Downward
Answer: A
Mathematics
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Graph the complex number.1 + j
A. 
B. 
C. 
D. 
Mathematics
Find the equation of the line specified.The slope is 4, and it passes through (-3, 5).
A. y = 4x - 7 B. y = 8x + 17 C. y = 4x + 17 D. y = 4x + 5
Mathematics
Use the Intermediate Value Theorem to determine whether the polynomial function has a zero in the given interval.f(x) = 10x4 + 5x3+ 3x - 6; [-2, -1]
A. f(-2) = -108 and f(-1) = 4; yes B. f(-2) = -108 and f(-1) = -4; no C. f(-2) = 108 and f(-1) = -4; yes D. f(-2) = 108 and f(-1) = 4; no
Mathematics
Find the sum.40.71 + 3.86 + 8.102 + 6.85
A. 59.532 B. 59.522 C. 59.622 D. 60.522
Mathematics