Find the angle between the planes.7x - 3y + 9z = -8 and -6x - 5y + 6z = 7
A. 1.336
B. 1.459
C. 0.298
D. 0.235
Answer: A
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Provide an appropriate response.Which of the following statements defines 
f(x) = -??I. For every negative real number B there exists a corresponding ? > 0 such that f(x) < B whenever x0 - ? < x < x0 + ?.II. For every negative real number B there exists a corresponding ? > 0 such that f(x) < B whenever x0 < x < x0 + ?.III. For every negative real number B there exists a corresponding ? > 0 such that f(x) < B whenever x0 - ? < x < x0.
A. III B. I C. II D. None
Find the value of the determinant.
A. 5 B. 3 C. 0 D. -3
Find the derivative of y with respect to the appropriate variable.y = sinh-1 (cos x)
A. 
B. 
C. - sin x
D. 
Solve the problem.Find the beginning of year NAV for ASCPX which has a current net asset value of $4.84 and YTD % Return of 1.3%. Round to the nearest cent.
A. $2.10 B. $4.90 C. $4.78 D. $3.72