___________
Maths
Expressions and formulae
Starter quiz
Try it
Give to class
2x
and
5x
can be called __________ terms.
equivalent
identical
inverse
like ✓
reciprocal
What expression could these algebra tiles represent?
x^2 + 6x + 9
✓
6x^2 + 9
7x + 9
4x^2 + 9x
x^2 + 15x
Which is the correct area model to show the expansion of
x(x + 3)
?
Expand
x(x + 8)
.
2x + 8
10x
9x^2
x^2 + 8
x^2 + 8x
✓
Expand
x(x - 3)
.
x^2 + 3x
x^2 - 3x
✓
3 - x^2
2x^2 - 3x
x^2 - 3
Which of these calculations are the same as
11 \times 14
?
(10 \times 10) + (1\times 4)
(11\times 7) + (11\times 2)
(1 \times 14) + (10 \times 14)
✓
(4\times 11) + (10\times 11)
✓
(4\times 11) + (1\times 14)
+