Use Newton's method to approximate all the intersection points of the following pairs of curves. Some preliminary graphing or analysis may help in choosing good initial approximations. Round the result to five decimal places.y = 4 sin x and y = 2
- 1
A. x ? 1.91389
B. x ? 2.96045
C. x ? 6.18978
D. x ? 2.55935
Answer: D
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. 42 ? 45
A. 262,144 B. 16,777,216 C. 16,384 D. 1,048,576
5x - 66 + x2
A. (x - 11)(x + 6) B. (x - 11)(x + 1) C. (x + 11)(x - 6) D. prime
Solve.A painter can finish painting a house in 4 hours. Her assistant takes 6 hours to finish the same job. How long would it take for them to complete the job if they were working together?
A. 2
hours
B. 
hours
C. 3 hours
D. 5 hours
Solve the problem.A rectangular carpet has a perimeter of 270 inches. The length of the carpet is 101 inches more than the width. Determine the dimensions of the carpet by solving the equation 2w + 2(w + 101) = 270, where w represents the carpet width.
A. 118 by 135 in. B. 126.5 by 135 in. C. 76 by 93 in. D. 118 by 17 in.