Show by substitution whether the number r is a solution of the corresponding quadratic equation.x2 - 7x + 10 = 0; r = -5
A. Yes
B. No
Answer: B
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Consider a function 
. If the graph of 
is below the horizontal axis, what can be said about the graph of f?
?
A. The graph of f is above the horizontal axis. B. The graph of f is below the horizontal axis. C. The graph of f is decreasing. D. The graph of f is a straight line.
Find the LCM.7 and 70
A. 490 B. 70 C. 7 D. 77
Use Newton's method to estimate the requested solution of the equation. Start with given value of x0 and then give x2 as the estimated solution.tan-1 x = 2 - 3x; x0 = 1; Find the one real solution.
A. 0.5087 B. 0.5095 C. 0.4899 D. 0.5000
Provide an appropriate response.z varies directly as the square of x and inversely as y. Find z when x = 3, y = 24, and the constant of combined variation is 60.
A. 22.5 B. 480 C. 1.2 D. 5