Provide an appropriate response.A student tries to solve
=
+ 10 by squaring both sides and gets
Why is this not correct?
What will be an ideal response?
Squaring the right side of the equation yields (), not (x + 100).
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Solve the problem.Use a graphical method to determine the approximate interval for which the second order Taylor polynomial for at
approximates
with an absolute error of no more than 0.04.
A. -0.1928 ? x ? 0.7063 B. -0.5525 ? x ? 0.5525 C. -0.4310 ? x ? 0.5525 D. -0.5525 ? x ? 0.2640
The letters x and y represent rectangular coordinates. Write the equation using polar coordinates (r, ?).2x + 3y = 6
A. r(2 sin ? + 3 cos ?) = 6 B. 2 cos ? + 3 sin ? = 6r C. 2 sin ? + 3 cos ? = 6r D. r(2 cos ? + 3 sin ?) = 6
Write in terms of the cofunction of a complementary angle.sin 79°
A. cos 101° B. cos 11° C. csc 101° D. csc 11°
Use the Rational Zeros Theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x) = 3x3 - 4x2 + 15x - 20
A. -5, -1, ; f(x) = (3x - 4)(x + 1)(x + 5)
B. 20; f(x) = (x - 20)(3x2 + 1)
C. ; f(x) = (3x - 4)(x2 + 5)
D. 5, , 1; f(x) = (3x - 4)(x - 1)(x - 5)