Trig/College Alg HNs Quiz 2.5-2.6 Review

Solving Quadratic Equations

1

2w²+3w-5=0

w = {-5/2, 1}

2

3x²+4=-59

x = ±1√21

3

36c²+8=4

c = {-i/3, i/3}

4

r²+9r+65=-r

r = -5±2i√10

5

4y²-28=8y

y = 1±2√2

Radical Equations

1

∛(5x-17) = ∛(3x-5)

x = 6

2

u=√(30-13u)

u=2

3

4∜(8-2x)-7 =1

x = -4

4

√(-4m+13) +2 = m

m = 3

5

7-2(3b)^4/3=-155

b = {-9,9}

Absolute Value Equations

1

|5-2x|=11

x = {-3,8}

2

|2x-1|-7=-2

x = {-2, 3}

3

-7|10+3m|-7=-63

m = {-6,-2/3}

4

-5-|-3-4x|=11

No solution

5

|4p-9|=6+p

p = {3/5, 5}