Find all constants a such that the vectors (a, 4) and (2, 5) are parallel.
1 answer:
Answer:
.
Step-by-step explanation:
Two vectors
and
are parallel to one another if and only if the ratio between their corresponding components are equal:
.
Equivalently:
.
For the two vectors in this equation to be parallel to one another:
.
Solve for
:
.
would be the only valid value of
; no other value would satisfy the
equation.
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Step-by-step explanation:
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Answer:
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Step-by-step explanation:
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Step-by-step explanation: