Answer:
b^2+17
Step-by-step explanation:
2^3 is 8 (2*2*2=8)
b^2 stays the same bcz its a variable and we don't know its value
3^2 is 9 (3*3=9)
SO just substitute,
8+b^2+9
b^2+17
Answer:
2p-1
Step-by-step explanation:
-4p-(1-6p)
when there is "-" in front of an expression, change the sign of each term of the expression.
-4p -1 + 6p
-4p + 6p =2p
2p -1
Answer:
because It's rounded to the nearest hundred place
Step-by-step explanation:
Given equation:
recall that,

remember, <em>In </em>is natural logarithm which is actually nothing but common logarithm with the base euler's number (<em>e)</em><em> </em>. anyway rewriting lnx=-3 yields:

1/e³ is approximately 0.0497870684..... , rounding it to the nearest hundred place would be 0.05 which is the same answer as your textbook .
There are 4 quarts in a gallon