Solve the inequality analytically. Support the answer graphically. Give exact values for endpoints.x2 + x - 4 ? 0
A. (
, 
)
B. (-?, 
] ? [
, ?)
C. (-?, ?)
D. ?
Answer: B
Mathematics
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Use the inverse trig functions to express the angle in terms of the indicated unknown side. 
Express angle A in terms of c. Use one of the inverse trig functions tan-1, sin-1, or cos-1.
A. A = cos-1 
B. A = sin-1 
C. A = sin-1 
D. A = cos-1 
Mathematics
Express the number in decimal notation.4.14 × 10-4
A. 0.0000414 B. -414,000 C. 0.000414 D. 0.00414
Mathematics
Determine whether the graph of the polynomial has y-axis symmetry, origin symmetry, or neither.f(x) = x3 + 10x2 + 33x + 36
A. y-axis symmetry B. origin symmetry C. neither
Mathematics
Write the English phrase as an algebraic expression. Let the variable x represent the number.four subtracted from a number
A. 4 - x
B. x + 4
C. x - 4
D. 
Mathematics