Simplifying Radicals
Simplify the Square Root of 144
12
Solve the equation by taking the square root :
x2=9
x = plus or minus 3
Factor the polynomial using the difference of two squares :
x2-4
(x-2)(x+2)
Solve by using the Quadratic Formula
3x2+9x-2=0
-9 plus or minus square root 105 divided by 6
Solve the Quadratics by Factoring
x2-12x+20=0
10, 2
Simplify the Square Root of 32
4 square root 2
Solve the equation by taking the square root :
7x2=-63
x = plus or minus 3i
Factor the polynomial using the difference of two squares :
81x2-25
(9x+5)(9x-5)
Solve by using the Quadratic Formula
2x2-5=9x
x = 5 , -1/2
Solve the Quadratics by Factoring
x2+6x+4=-4
-2, -4
Simplify the Square Root of 231
cannot be simplified
Solve the equation by taking the square root :
x2+9=13
x = plus or minus 2
Factor the polynomial using the difference of two squares :
x2+16
PRIME
Solve by using the Quadratic Formula
6x2-7x=-6
x = 7 plus or minus i square root 95 divided by 12
Solve the Quadratics by Factoring
n2-18n-5=-50
3, 15
Simplify the Square Root of -40
2i square root 10
Solve the equation by taking the square root :
7x2-3=459
x = plus or minus the square root of 66
Factor the polynomial using the difference of two squares :
50x2-32
2(5x+4)(5x-4)
Solve by using the Quadratic Formula
2x2+2=-5
x = plus or minus i square root 14 divided by 2
Solve the Quadratics by Factoring
x2+12x-20=8
2 and -14
Simplify the Square Root of -468
6i square root 13
Solve the equation by taking the square root :
6x2-9=255
x = plus or minus 2 square root 11
Factor the polynomial using the difference of two squares :
36x3-100x
4x(3x+5)(3x-5)
Solve by using the Quadratic Formula
2x2+9=-11x
x = -1, -9/2
Solve the Quadratics by Factoring
x2-8x+8=17
-1, 9