How to simplify 3(x+2)
1 answer:
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Question:
The square of a number decreased by 3 times the number is 28 find all possible values for the number
Answer:
The possible values of number are 7 and -4
Solution:
Given that the square of a number decreased by 3 times the number is 28
To find: all possible values of number
Let "a" be the unknown number
From given information,
square of a number decreased by 3 times the number = 28
Let us solve the above quadratic equation
Using the above formula,
Thus the possible values of number are 7 and -4
Tripiling time is
t=time elapsed
r=tripling time
P=initial amount
so
when time is measured in minutes
if measured in hours then
or
t=time elapsed
r=tripling time
P=initial amount
so
when time is measured in minutes
if measured in hours then