For those who may need it in the future, the answer on e1010 is actually: C: 10
Answer:
Step-by-step explanation:
DE :
If y is a solution of given DE then it satisfied the DE.
Differentiate w.r.t t
Using the formula
LHS:
RHS
By using the formula
LHS=RHs
Hence, y is a solution of given DE
Answer:
Kiesha paid $12.
Step-by-step explanation:
40% of 20 is 8. So you subtract 8 from 20 and that gives you the amount she paid.
Answer:
f(x) and g(x) are closed under multiplication because when multiplied, the result will be a polynomial.
Step-by-step explanation:
The set of all polynomials is <em>closed</em> under addition, subtraction, and <em>multiplication</em>, because performing any of these operations on a pair of polynomials will give a polynomial result.
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<em>Comment on the question</em>
The wording is a bit strange, because f(x) and g(x) are elements of a set (of polynomials), so cannot be said to be "closed." "Closed" is a property of a set with respect to some function, it is not a property of an element of the set.
