8.03 Solve quadratics using square roots
Adaptive
Worksheet
Interactive practice questions
Select all the values that represent solutions to the equation $x^2=11$x2=11.
$x=-\sqrt{-11}$x=−√−11
A
$x=\frac{11}{2}$x=112
B
$x=11^2$x=112
C
$x=\sqrt{11}$x=√11
D
$x=\sqrt{-11}$x=√−11
E
$x=-\sqrt{11}$x=−√11
F
Medium
< 1min
Solve $\left(3-3x\right)^2=0$(3−3x)2=0.
Medium
< 1min
Solve for $x$x:
$x^2-25=0$x2−25=0
Medium
< 1min
Solve for $x$x:
$81x^2-64=0$81x2−64=0
Medium
1min
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