Solve by using the square root property.(x + 9)2 = 28
A. x = -9 ± 2
B. x = 2 ± 9
C. x = -9 ± 2
D. x = ± 2
Answer: A
Mathematics
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Find the absolute maxima and minima of the function on the given domain. on the trapezoidal region with vertices
and
A. Absolute maximum: 6 at absolute minimum: 0 at
B. Absolute maximum: 9 at absolute minimum: 6 at
C. Absolute maximum: 9 at absolute minimum: 0 at
D. Absolute maximum: 12 at absolute minimum: 6 at
Mathematics
Use the imaginary unit to write the expression.
A. 10i
B. -10
C. -10i
D. 10
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Find the dot product v ? w.v = 12i + 9j,w = -10i - 8j
A. -72 B. -120 C. -192 D. -48
Mathematics
Find all values of x (if any) where the tangent line to the graph of the function is horizontal.y = -2x + 9
A. None
B.
C. 0
D. All real numbers
Mathematics