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Maths Y10
Unit 3
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Cards (6)
Solve this:
(
2
√
7
)
3
=
(2√7)^3=
(
2√7
)
3
=
56
√
7
56√7
56√7
Solve this:
(
2
√
7
)
2
=
(2√7)^2=
(
2√7
)
2
=
28
28
28
Simplify this:
4
x
∗
4x*
4
x
∗
4
√
3
=
4√3=
4√3
=
16
x
√
3
16x√3
16
x
√3
Factorise this:
16
x
√
3
+
16x√3+
16
x
√3
+
2
(
√
3
)
x
2
=
2(√3)x^2=
2
(
√3
)
x
2
=
2
√
3
(
x
2
+
8
x
)
2√3(x^2+8x)
2√3
(
x
2
+
8
x
)
√
(
2
x
)
2
−
x
2
=
√(2x)^2-x^2=
√
(
2
x
)
2
−
x
2
=
√
3
x
√3x
√3
x
(Note: the x power is already cancelled by root)
Solve this:
40
√
3
÷
2
√
3
=
40√3÷2√3=
40√3
÷
2√3
=
20
20
20
