1.
hypothesis:
line is horizontal
has a slope of 0
line is 0
conclusion:
line is horizontal
has a slope of 0
line is 0
2.
if the line is vertical, then it is vertical.
if a line is vertical, then it has an undefined slope.
if a line has an undefined slope, then it is a vertical line.
hypothesis:
line is vertical
has undefined slope
vertical line is undefined
vertical line is undefined
conclusion:
line is vertical
has undefined slope
vertical line is undefined

rick has $1400 and sally has $1500

step-by-step explanation:

to find amount of money rick has after 10 years :

principal = $1000 , time = 10 years , rate = 4% annually

to find amount of money sally has after 10 years :

her friend gives to pay her $50 per year, therefore money she has after 10 years = 50 × 10 = $500

also, sally gets $1000 after 10 years,

therefore, total amount of money sally has after 10 years = 500 + 1000 = $1500

so, after 10 years : rick has $1400 and sally has $1500

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d