Use a dot product to determine if the triangle is a right triangle.P(3, -18), R(-6, -1)
A. Yes
B. No
Answer: A
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Use Newton's method to find an approximate answer to the question. Round to six decimal places.Where is the first local maximum of f(x) = 2x sin x on the interval (0, ?) located?
A. x ? 2.000000 B. x ? 2.028647 C. x ? 2.039758 D. x ? 2.028758
Translate the sentence into an equation and solve it.Twenty-nine minus eight times a number is equal to five. Find the number.
A. 29 - 8n = 5, n = 4 B. 8n - 29 = 5, n = 4 C. 29 - 8n = 5, n = 3 D. 8n - 29 = 5, n = 6
Solve the system by the addition method. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(3, 2)}
B. {(2, 7)}
C. no solution; ?
D. 
Completely factor the polynomial or state that the polynomial is prime.128x2 - 224x + 98
A. 2(8x + 7)2 B. 2(8x - 7)(8x + 7) C. 2(8x - 7)2 D. prime