Answer:
a^2 - 3
Step-by-step explanation:
(3a^2 + 1) - (4 + 2a^2)
3a^2 + 1 - 4 - 2a^2
a^2 - 3
Answer:
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Answer:
The number of calculators is 4871
Step-by-step explanation:
If we integrate dx/dt we get x, which is the number of calculators. To find the number of calculators between the beginning of third week to the end of fourth week (the beginning of fifth week), this integration must be evaluated at t between 3 and 5.

the result of the integration is:
to be evaluated between 3 and 5, which is:

Answer:
Therefore first number is 3 and second number is 18
Step-by-step explanation:
Sum of the two numbers is 21 and Second number is six times the first number
x+6x = 21
7x = 21
x = 21/7
x = 3
substitute x value in 6x to find second number,
= 6x
= 6*3
= 18