Answer:
Graph B shows function f of x equals 4 multiplied by 3 to the power of negative x.
Step-by-step explanation:
is the value 4 times three raised to the negative x. Graph B is the best representation.
Answer:
40 by 2.5 ?
Step-by-step explanation:
Q2. mean [ with 140 in place is] = 436/ 6 = 72 and 2/3rds.
mean [without 140 in place = 296/5 = 59.2
that means the mean would definitely decrease.
will get back to you in a moment.
For the first one x=-2
Bedmas!
Start with brackets
5x+10=2x+4
move all terms not containing x to the right side
3x+10=4
3x=-6
Divide everything by 3
x=-2