Find all the roots of the function. Use preliminary analysis and graphing to determine good initial approximations. Round to six decimal places.f(x) = x5 - 
+ 1
A. x ? -0.942487
B. x ? -0.832487
C. x ? -0.722487
D. x ? -1.052487
Answer: D
Mathematics
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Graph the pair of parametric equations with the aid of a graphing calculator.x = cos 5t, y = sin 2t, 0 ? t ? 2?
A. 
B. 
C. 
D. 
Mathematics
Simplify the expansion.(3 × 102) + (4 × 101) + (6 × 100)
A. 346 B. 3046 C. 3460 D. 340
Mathematics
Decide whether the expression is or is not an identity.sin (A + 
) = sin A + cos A
A. Not an identity B. Identity
Mathematics
Provide an appropriate response.True or False? If x < 4 then -3x < -12.
A. True B. False
Mathematics