Add.10.57 + (- 1.7)
A. -12.27
B. -8.87
C. 8.87
D. 9.5
Answer: C
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Replace the Cartesian equation with an equivalent polar equation.x2 + 4y2 = 4
A. r2(cos2? + 4 sin2?) = 4 B. r2(4 cos2? + sin2?) = 4 C. 4 cos2? + sin2? = 4r D. cos2? + 4 sin2? = 4r
Solve the problem.The inequality |T - 51| ? 17 describes the range of monthly average temperatures T in degrees Fahrenheit at a City X. (i) Solve the inequality. (ii) If the high and low monthly average temperatures satisfy equality, interpret the inequality.
A. T ? 68; The monthly averages are always less than or equal to 
B. 34 ? T ? 68; The monthly averages are always within 
C. 27 ? T ? 75; The monthly averages are always within 
D. 27 ? T; The monthly averages are always greater than or equal to 
Factor the GCF from the polynomial.17x4 + 34x3
A. 17x3(x - 2) B. 17x(x3 + 2) C. 17x(x3 + 2x) D. 17x3(x + 2)
Use n = 4 to approximate the value of the integral by Simpson's rule.
A. 32
B. 16
C. 
D. 64