Solve the equation.2x2 + 21 = x2 + 10x
A. 
, 5
B. 
C. 7, 3
D. -7, 5
Answer: C
Mathematics
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Find the vertex of the parabola.f(x) = 2x2 - 12x + 3
A. (2, -3) B. (3, -15) C. (-2, 3) D. (-3, 2)
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Provide an appropriate response.True or False? Slope is the term used when expressing the rise over run of a road as a percentage.
A. True B. False
Mathematics
In the circuit below, the frequency is increased from 100 Hz to a maximum value. At what frequency does VO reach the cutoff frequency if R = 100 ê and C = 0.01 æF?
a. 2.53 KHz
b. 159.2 KHz
c. 8.11 KHz
d. 14.33 KHz
e. 11.93 KHz
Mathematics
Simplify. Assume that all variables represent non-negative real numbers.
A. 2x5 B. 2x15 C. 8x5 D. 2x18
Mathematics