Write the number in scientific notation.0.00549
A. 5.49 × 104
B. 5.49 × 10-4
C. 5.49 × 10-3
D. 5.49 × 10-5
Answer: C
Mathematics
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Evaluate.m3 when m = 5
A. 15 B. 4 C. 8 D. 125
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Solve the equation.(x - 7)2 + x2 = (x + 1)2
A. {-4, -12} B. {4, 12} C. {7, 12} D. {7, -1}
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Simplify. Assume radicands of square roots are positive.(
)2
A. 4x + 5
B. 16x2 + 40x + 25
C. (
)4
D. 16x2 + 25
Mathematics
Write an equation for the parabola.vertex (-5, -12), focus (-5, -14)
A. (x + 5)2 = -8(y + 12) B. 8(y - 12) = (x - 5)2 C. 8(y - 5) = (x - 12)2 D. (x - 5)2 = -56(y - 12)
Mathematics