Simplifying Negative Square Roots
Simplify √-49
What is 7i ?
Find the solutions to:
y = x2 + 8x + 15
What is x= -3 and x= -5?
What are the x-intercepts of :
y = x2 + 6x + 5
What is x = -5 and x = -1?
Simplify (2i)(84i)
What is -168?
What is y = 1/2x + 2?
Simplify √ -20
What is 2√ 5 i ?
Find the roots to:
f(x) = x2 + 3x - 10
What is x = -5 and x = 2?
What are the solutions of:
h(x) = 3x2 - 6x - 3
The solutions are x = 1 + √ 2 and x = 1 - √ 2
Simplify 7i + 3 - (2i + 13)
What is 5i - 10?
Find the inverse of x = 15
What is y = 15?
Simplify √ -140
What is 2√ 35 i ?
Find the solution to:
g(x) = 2x2 - 10x + 8
What is x=1 and x=4?
Find the solutions to:
y = 3x2 +7x - 1
What is x = (-7 + √ 61)/6 or x = (-7 - √ 61)/6
Simplify (5i - 2)(3 + 9i)
What is -51 - 3i?
Find the inverse of f(x) = 2/3 x + 2
What is f-1(x) = 3/2x - 3
Simplify √ -450
What is 15√ 2 i ?
Find the zeroes of:
2x2 - x - 4 = 2
What is x = 2 and x =-3/2?
Find the solutions to:
f(x)= x2 + 4x + 11
What is x = -2 + √ 7 i or x = -2 - √ 7 i ?
Simplify (2 + 3i)(2 - 3i)
What is 13?
Find the inverse of g(x) = 4x2 + 7
What is g-1(x) = ± √(x-7)/4
Simplify 5√ -320
What is 40√ 5 i ?
Find the x-intercepts of:
9x2 + 2x - 11 = 4x
What is x= 11/9 and x = -1?
What are the zeroes of:
h(x) = 5x2 + 20
What is x = 2i and x = -2i?
Simplify (8 - 5i)2
What is 39 - 80i
Find the inverse of y = 1/2x2 - 8
What is y = ± √2x + 16