-90 degrees = 270 degrees
You can use the unit circle to find this value, if you wish.
sin(-90) = -1
Answer:
No real roots.
Step-by-step explanation:
Unless you guys are dealing with imaginary numbers, you cannot take the square root of a negative.
Answer:
h=15.25
Step-by-step explanation:
10h + 42.75 = 195.25
Isolate the variable by dividing each side by factors that don't contain the variable.
h=15.25
Answer:
least common denominator for 2 and 5 is 10.