# Help with 10 Math Problems

Please refer to attached file. Thanks.

Show your work on all the problems.

1. Find the center and radius of the circle given by

(

x

+

2

)2 + y2 = 36.
2. Find a slope

intercept equation for a line with slope 3 which passes through the point (1, –2).

3. Find the slope and y-intercept if they exist.

a. 3x – 4y = -11

b. 2x = – 4

4. Determine whether the lines are parallel, perpendicular or neither

a. 3x – 2y = 8

6x – 4y = 2

b. y – 2x = 4

2y – 3x = -7

5

. Solve.
2(n-3) = (n+5)

6. Determine whether the relation is a function.

a. {(3,1), (5, 3), (7, 7), (3, 5)}

b. {(2, 7), (-2, -7), (7, -2), (0, 2), (1, -4) }

7. Find the domain of the function

f(x) =

x
x

+
2
5

8. Solve and write the interval notation for the solution set.

-2 < 5x – 4 ≤ 6

9. Find the zero of the function f(x) = 3x + 9

10. The formula

)
32
(
9
5

=
F
C
can be used to convert Fahrenheit temperatures F to Celsius temperatures C. For what Fahrenheit temperatures is the Celsius temperature lower than 450 C?

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