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Week 11

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Last updated 29 days ago
10 questions
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Question 1
1.

The distance from the leaf to the end of the windshield wiper, x in the diagram above, to the nearest tenth of a centimeter, is _____cm.

Question 2
2.

The function f(x)=\frac{x-1}{x^{2}+x-2} is a rational function.
Which of the statements below describing this function is true?

Question 3
3.

The expression \frac{1+~cos(2 \theta)}{sin(2 \theta)}, where \theta \neq \frac{n \pi}{2}, n \in I, is equivalent to the expression

Question 4
4.

The range of y=g(x) is

Question 5
5.

The central angle formed when the adult travels 10 m, to the nearest degree, is

Question 6
6.

The point (a, –2a), where a > 0, is the point of intersection between the terminal arm of Angle \theta, drawn in standard position, and the unit circle. The value of a can be written in the form \frac{m}{\sqrt{n}}, where m and n are single-digit whole numbers.

The values of m and n are, respectively, ____and ____.

Question 7
7.

The expression \frac{1+sec~\theta}{cos~\theta} is equivalent to

Question 8
8.

The functions f, g, and h are defined for X \in R as follows:
f(x)=x^{3}
g(x)=sin~x
h(x)=2^{x}
If each of these functions is multiplied by a constant, k, where k>1, then the range of the function will be changed for

Question 9
9.

The polynomial P(x)=(x+3)(2x+1)(x-2) is transformed to produce the new function y=N(x) where N(x)=P(0.5x). The zeros of y=N(x), are -a, -b, c. The product abc is:

Question 10
10.

The non-permissible values of x for the identity csc~x~tan~x=sec~x are