NZ Level 6 (NZC) Level 1 (NCEA)
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Monic quadratic trinomials

Interactive practice questions

Consider the quadratic $x^2+11x+24$x2+11x+24, and fill in the blanks:

To factorise this quadratic, we need to find two numbers whose product is $\editable{}$ and whose sum is $\editable{}$.

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Find the values of $a$a and $b$b given $aa<b and

$a+b=15$a+b=15 and $a\times b=56$a×b=56

Find the values of $a$a and $b$b given $aa<b and

$a+b=-15$a+b=15 and $a\times b=50$a×b=50

Find the values of $a$a and $b$b given that $bb<a, $a+b=-11$a+b=11 and $ab=18$ab=18.

Outcomes

NA6-5

Form and solve linear equations and inequations, quadratic and simple exponential equations, and simultaneous equations with two unknowns

91027

Apply algebraic procedures in solving problems

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