Solve the exponential equation.4x = 23
A. 5.750
B. 2.262
C. 1.749
D. 0.442
Answer: B
Mathematics
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Evaluate the expression by hand.10244/5
A. 256 B. 65,536 C. 262,144 D. 16,384
Mathematics
Express the set of real numbers graphed on the number line using an inequality.
A. x ? -1 B. x < -1 C. x > -1 D. x ? -1
Mathematics
Find the focus and directrix of the parabola with the given equation.y2 = -28x
A. focus: (7, 0) directrix: x = -7 B. focus: (-7, 0) directrix: y = 7 C. focus: (-7, 0) directrix: x = 7 D. focus: (0, -7) directrix: y = 7
Mathematics
Perform the division.(x4 - 625) ÷ (x + 5)
A. x3 + 5x2 + 25x + 125 B. x3 + 5x2 - 25x + 125 C. x3 - 5x2 + 25x - 125 D. x2 + 5x + 25
Mathematics