Question

what is the magnitude of c=(5,12)​

Answer 1

Answer:

$Given:</p><p></p><p>C=A+B</p><p></p><p>C.C=(A+B).(A+B)</p><p></p><p>C2=A2+B2+2ABcosθ</p><p></p><p>132=122+52+2(12)(5)cosθ</p><p></p><p>cosθ=0⇒θ=π/2</p><p></p><p>$

$tq$

Answer 2

Answer:

13

Explanation:

square root of 12*12 + 5*5=13