Trigonometry Answers

Simplify and Solve

3. 30 square root of -25 * 8 square root of -49

4. 6 sqaure root of -64 + 12 square root of -36

Find the Discriminant

10. x^2-12x+36=0

11. 5x^2=x

12. 2x^2= -x-12

Solve by using the Quadratic Equation

7. x^2+10x+25=0

8. 5x+2x+10=0

9. 3x^2=7x+20

Solve by Completing the Square

5. x^2+14x+13=0

6. 5x^2-12x= -2

Solve by using the Square Root Method

3. 3x^2=75

4. (5x+3)^2=12

Solve by Factoring

1. x^2-x-20=0

2. x(14x-15)=9

need solution so that i can study it how it happens
a=4.8 b=3.2
B=51.340 c=832.7
A=23.20 a=12.2

A
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a

Simplifiy and solve

3. 30 square root of -25 * 8 sqaure root of -49

4. 6 square root of -64 + 12 square root of -36

5. 4 sqaure root of -13 - 6 square root of -13

A ramp has an angle of elevation with the ground of 25 degrees. The vertical rise of the ramp is 10 feet. How long is the ramp? ( Measure along the slant)

Solve, write your answer in interval notation and graph the solution set.

2c. |6x+5| greater than or euqal to -5

2d. |3x| less than -1