Solve the quadratic inequality symbolically. Write your answer in interval notation.x(-3 - x) > -10
A. [-5, 2]
B. (-5, 2)
C. (-?, -5) ? (2, ?)
D. (-?, -5] ? [2, ?)
Answer: B
Mathematics
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Find the lateral surface area and volume of the following solid object. (Round as directed in parentheses and use the ? key for ?.
A. L = 387 in.2, V = 988 in.3 B. L = 382 in.2, V = 994 in.3 C. L = 390 in.2, V = 992 in.3 D. L = 384 in.2, V = 986 in.3
Mathematics
Factor completely, or state that the polynomial is prime.18y2 + 42y + 20
A. 2(10y + 2)(y + 5) B. 2(3y + 1)(3y + 10) C. prime D. 2(3y + 2)(3y + 5)
Mathematics
Express each of the following statements in symbols, using <, >, ?, or ?.x is less than or equal to 7.
A. x ? 7 B. x ? 7 C. x < 7 D. 7 ? x
Mathematics
Evaluate the expression, if possible.-321/5
A. 32 B. 16 C. -8 D. -2
Mathematics