Answer:
$2.64
Step-by-step explanation:
9 coins are pennies (reply to my comment if you want to know how I got it)
19 coins are dimes (reply to my comment if you want to know how I got it)
9 (pennies) + 4 = 13 (nickels)
$1.90 (dimes) + $0.09 (pennies) + $0.65 (nickels) = $2.64
The first term of GP, a=4
Common ratio=
=
=-5
r=-5
nth term of GP, an=a
a8=4*
a8=4*
a8=4*-78125
a8=-312500
Answer:
take 121 subtract it from 180 and you get 59 so angle d is 59°. and angle b is 154°
The sum of a number and its opposite are 0. For example the sum of 15 and -15 are 0, as are the sums of -325 and 325.
