Evaluate the radical expressions or indicate that the root is not a real number.
A. 9
B. 3
C. -3
D. Not a real number
Answer: B
Mathematics
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Give the value of the function in radians.sec-1 1.8067
A. 0.984 B. 4.126 C. 1.017 D. 5.299
Mathematics
Calculate the Taylor polynomial of second order that approximates f(x, y) near a.f(x, y) = e4y sin x, a = (0, 0)
A. x + 4xy B. 1 + x + 4xy + e4y C. 1 + x + 4xy D. e4y(x - 4xy)
Mathematics
Graph the rational function and find the intercepts.g(x) = 
A. x-intercept: 0. y-intercept: 0
B. x-intercept: 0. y-intercept: 0
C. x-intercept: 0. y-intercept: -1
D. x-intercept: 0. y-intercept: 5
Mathematics
Solve the system by substitution.x + y = 0x - y = 10
A. {(4, -4)} B. {(-5, -4)} C. {(5, -5)} D. ?
Mathematics