Write the polynomial in descending order.-9 - 8x2 + 5x4 - 3x3 - 2x
A. 5x4 - 2x - 3x3- 8x2 - 9
B. -9 - 2x - 8x2 - 3x3 + 5x4
C. 5x4 - 3x3 - 8x2 - 2x - 9
D. -9 - 8x2 + 5x4 - 3x3 - 2x
Answer: C
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Rewrite the rational expression as an equivalent rational expression with the given denominator.
= 
A. 
B. 
C. 
D. 
Estimate the sum or difference by first rounding each value to the indicated place value. Then find the actual sum or difference.-603.85 - (-21.75)
round each to the nearest ten
A. Estimate: 580; Actual: 583.1 B. Estimate: -570; Actual: -572.1 C. Estimate: -580; Actual: -582.1 D. Estimate: -570; Actual: -582.1
Identify the polynomial as a monomial, binomial, trinomial, or none of these. Give its degree.11z + 7
A. Binomial, degree 0 B. Binomial, degree 2 C. Binomial, degree 1 D. Monomial, degree 11
Solve the problem.A woman walks 100 yards eastward along a straight shoreline and then swims 30 yards southward into the ocean on a line that is perpendicular to the shoreline. Using her starting point as the pole and the east direction as the polar axis, give her current position in polar coordinates. Round the coordinates to the nearest hundredth. Express ? in degrees.
A. (11.40, -16.70°) B. (104.40, -88.28°) C. (104.40, -16.70°) D. (11.40, -88.28°)