9)
(y^-3)^6
y^-18
1/y^18
10)
(-x^6)^3
-x^18
11)
(q^9)^2
q^18
12)
(y^-5)^-10 y^10
y^50 • y^10
y^60
Answer:
The three books cost 33.50 - 9.00 = 24.50. Tom needs 24.50 more to afford all three books
Step-by-step explanation:
Answer:
See below.
Step-by-step explanation:
2a=4.6
/2 /2
a=2.3
b+2=4.6
-2 -2
b=2.6
c/2=4.6
*2 *2
c=9.2
d-2=4.6
+2 +2
d=6.6
e+3/8=2
-3/8 -3/8
e=1 5/8
1/8f=3
/1/8 /1/8
f=24
g/(8/5)=1
*8/5 *8/5
g=1 3/5
-hope it helps
Answer:
Step-by-step explanation:
A, C, E look good
<span>expressions for the mean and standard deviation of y if this variable is determined by the expression y
</span>
![\left[\begin{array}{ccc}1&2&3\\4&5&6\\7&8&9\end{array}\right]](https://tex.z-dn.net/?f=%20%20%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%262%263%5C%5C4%265%266%5C%5C7%268%269%5Cend%7Barray%7D%5Cright%5D%20)
