Give the answer of 5 , 8 & 9
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9 question I cant understand
he had done 9th incorrectly.. go through mine solⁿ
ans.. is 2
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in 5 .. divide the second eqⁿ by √2. for infinitely mainy solⁿ . both the lines must coincide.. which means ∅=45°
in 8 .. volm. of metal is constant
in 9. write tanⁿ+cot∅ as 1/ sin∅cos∅ .. and square the given identity which will give u sin∅cos∅=½ . hence ans. will be 2
hope it helped. mark as brainliest
in 8 .. volm. of metal is constant
in 9. write tanⁿ+cot∅ as 1/ sin∅cos∅ .. and square the given identity which will give u sin∅cos∅=½ . hence ans. will be 2
hope it helped. mark as brainliest
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