Solve the system by elimination.5 x - y = 114x + y = 16
A. (3, 4)
B. (3, 5)
C. (4, 3)
D. No solution
Answer: A
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Use Taylor's formula to find the requested approximation of near the origin.Cubic approximation to
A. 1 + x + 7y + x2 + 7xy +
y2 +
x3 +
x2y +
xy2 +
y3
B. 1 + x + 7y + x2 +
xy +
y2 +
x3 +
x2y +
xy2 +
y3
C. 1 + x + 7y + x2 + 7xy +
y2 +
x3 +
x2y +
xy2 +
y3
D. 1 + x + 7y + x2 +
xy +
y2 +
x3 +
x2y +
xy2 +
y3
Solve the problem.An ice cream store has 5 flavors. If we pick flavors successively at random, what is the probability that the flavor strawberry will be selected for the first time on pick 9? [the same flavor can be picked more than once]
A. 0.033554 B. 0.000002 C. 0.167772 D. None of the above is correct.
Solve the problem.A weight attached to a spring is pulled down 4 inches below the equilibrium position. Assuming that the frequency of the system is cycles per second, determine a trigonometric model that gives the position of the weight at time t seconds.
A. s(t) = 4? cos 5t
B. s(t) = 4 cos 10t
C. s(t) = -4 cos t
D. s(t) = -4 cos 10t
Simplify.()2
A. 5 B. 10 C. 12 D. 25