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Maths (Higher)
Algebraic manipulation
Starter quiz
Try it
Give to class
Evaluate the expression
2x - 3
for
x = 5
'7' ✓
Evaluate the expression
x^2 + 2x + 1
for
x = 3
'16' ✓
Evaluate the expression
x^3 - 2x^2 + x - 1
for
x = 2
'1' ✓
Evaluate the expression
\frac{x^2}{2} - 3x + 2
for
x = 4
'-2' ✓
Collect the following like terms
5a + 7a - 2a^2
10a
10a^2
12a - 2a^2
✓
Collect the following like terms
5ab + 7a - 2ab + b
3ab + 7a + b
✓
12ab + b
13abb
+