Physics, asked by PragyaTbia, 1 year ago

If P = 2i + 4j + 14k and Q = 4i + 4j + 10k. Find the magnitude of P + Q.

Answers

Answered by yamini3012

P=2i+4j+14k
Q=4i+4j+10k
P+Q=(2i + 4j+ 14k)+(4i + 4j + 10k )
=(6i + 8j+ 24k)
magnitude of P + Q
$\sqrt{p + q }$

$\sqrt{6square + 8square + 24square}$
$\sqrt{36 + 64 + 576}$
$\sqrt{676}$
=26

Answered by ElegantDoll

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