Question

3. If cos 0 + sin 0 = V2 cos 0 then prove that cos 0 - sin 0= V2 sine.
Prove that 3(sin x- cos x)4 +6(sin x + cos x)2 + 4(sinº x+cos x) =
i 1 2 2
5. If A= 2 1 2 then show that A² - 4A-51 =0
2 2 1
0 1
1
5. If I =
0 1
6
and E=
[ ]
then show that (al +bE) = a1 +
0 0​

Answer 1

Answer:

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Step-by-step explanation:

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