In this figure,BC is a perpendicular bisector of KJ. DM is the angle bisector of
1 answer:
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Answer:
Step-by-step explanation:
Factorise the numerator and denominator
8a² - 2 ← factor out 2 from each term
= 2(4a² - 1) ← 4a² - 1 is a difference of squares
= 2(2a - 1)(2a + 1)
4a² + 4a + 1 ← is a perfect square
= (2a + 1)²
Thus
= ← cancel (2a + 1) on numerator/ denominator
=
=
Answer:
Step-by-step explanation:
Step 1: Simplify square roots
√72 = 6√2
√50 = 5√2
So,
Step 2: Cancel like terms
Step 3: Rewrite
And we should get our answer!