Polynomials
Hong Kong
Stage 4 - Stage 5
Solving for Zeroes and Coefficients
Interactive practice questions
Consider the function $y=x^2+10x+21$y=x2+10x+21.
Determine the zeros of the function. Write all solutions on the same line separated by a comma.
Easy
1min
Solve the following equation:
$\left(x^2-16\right)\left(x^2+12x+36\right)=0$(x2−16)(x2+12x+36)=0
Easy
1min
Solve the following equation:
$x^4-16x^2=0$x4−16x2=0
Easy
1min
Solve the following equation:
$64x^4-81x^2=0$64x4−81x2=0
Easy
2min
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