Question

-60*(-120) solve the problems​

Answer 1

Answer:

if x cos theta=y cos(theta+2π/3)=z cos(theta+4π/3),find the value of xy+yz+zx.

Answer 2

Answer:

7200

Step-by-step explanation:

-60 × - 120

= 60 × 120 ( minus × minus = plus)

= 7200

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