Answer:

Step-by-step explanation:
We have the product,
.
On simplifying the product, we get,

i.e. 
i.e. 
Thus, the standard form of the product
is
.
Answer:
x=-1
Step-by-step explanation:
x+1=0(squared).
x+1=0 (anything raise to the power 0 is 0
collect like terms =x=-1
therefore x=-1
Answer:
$29
Step-by-step explanation:
2*1.25
2*3.75
2*1.5
4*1.75
4*2.25
multiply these and add them all up and you get 29
Answer:
See attached diagram
Step-by-step explanation:
See attached picture....I assumed -3% was really just -3