13
−
3
+
2
i
Multiply by
−
3
−
2
i
−
3
−
2
i
to make the denominator of
13
−
3
+
2
i
real.
13
−
3
+
2
i
−
3
−
2
i
−
3
−
2
i
Combine.
13
(
−
3
−
2
i
)
(
−
3
+
2
i
)
(
−
3
−
2
i
)
Expand
(
−
3
+
2
i
)
(
−
3
−
2
i
)
using the FOIL Method.
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13
(
−
3
−
2
i
)
−
3
⋅
−
3
−
3
(
−
2
i
)
+
2
i
⋅
−
3
+
2
i
(
−
2
i
)
Simplify.
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13
(
−
3
−
2
i
)
9
−
4
i
2
Simplify each term.
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13
(
−
3
−
2
i
)
9
+
4
Reduce the expression by cancelling the common factors.
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−
3
−
2
i
Answer:
15400√5−45π
Step-by-step explanation:
Rewrite the expression, pull the terms out from the radical, cancel the common factors, and multiply.
Answer:
Step-by-step explanation:
1:A=b times h as its a parallelogram:21 times 33= 63
2:A=a+b
/2 h as its a trapezium= 91
3:A=πr squared=26.42
4:A=hb/2=27 times 6/2=216
(-1, -5)
x-axis is to flip the y - coordinates
y-axis is to flip the x - coordinates