Answer:

Step-by-step explanation:
<h3>Derivative </h3>

Since, the derivative of e^x is e^x and e^(yx) is ye^(yx)
the second 3 (from the left) is in the hundreds place so we look at the 1st 7 (from the left) to determine how to round
since 7 is 5 or greater, we round the 3 to a 4
3400
Choice D
Answer:
1 2/7
Step-by-step explanation:
7x9=63
(7x10)-(7xa)=63
70-(7*a)=63
70-63=7*a
9=7*a
9/7=a
a=1 2/7
Hope this helps!
Answer:
.32
Step-by-step explanation:
.4x.8=.32