Answer: 61
Step-by-step explanation:
Magnitude of vector V =√(3²+7²) = √58
Hence: U= -3/√58 - 7/√58
OR multiply numerator and denominator by √58
U = - (3√58)/58 i - (7√58)/58 j
Answer:
- π = S/2πrh
- v = √2E/m
- b = (-7a+c)/2
- x =3y-1
Step-by-step explanation:
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2.

3.

4.

Just multiply ;
3×33.8 = 101.4 ounces !!
Answer: -5
Step-by-step explanation: