Solve the polynomial inequality and graph the solution set on a number line. Express the solution set in interval notation.x2 - 3x - 28 < 0
A. (-?, -4) ? (7, ?)
B. (7, ?)
C. (-4, 7)
D. (-?, -4)
Answer: C
Mathematics
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Perform the operations.1.4070 × 105
A. 14,070 B. 70.35 C. 1,407,000 D. 140,700
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Provide an appropriate response.Sketch a graph of f(x) = x3 + 5
What will be an ideal response?
Mathematics
Complete the sentence so the result is an identity. Let x be any real number.1 - = sin2x
A. cot2x B. tan2x C. cos2x D. sec2x
Mathematics
Write the number in words.507,064
A. five hundred seven thousand, sixty-four B. five hundred thousand, seven hundred sixty-four C. five hundred seven thousand, sixty-four hundred D. fifty-seven thousand, sixty-four
Mathematics