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1 of 8 0-day streak

Lesson Practice

Factorise and solve monic quadratic equations

DIFFICULTYintro

QUESTION TYPEMix of allChange

Factor and solve: expanded Factor and solve: expanded Factor and solve: expanded Factor and solve: already factorised Factor and solve: already factorised Factor and solve: already factorised Factor and solve: nonzero right side Factor and solve: nonzero right side Factor and solve: nonzero right side NOWMix of allRecommended

Question 1 of 8

No calculator

Consider the quadratic equation below

\left(x + 1\right)\left(x + 1\right)=0

(a)1 mark

Expand the displayed factors without rescaling. Select the matching expanded equation

x^2 + x=0

x^2 + 2x + 1=0

x^2 - 2x + 1=0

x^2 + \frac{5}{2}x + 1=0

(b)1 mark

Enter the one distinct root. List a repeated root once

\(x\)