Answer:
IM PRETTY POSITIVE ITS B
PLS MARK BRAINLIEST
SORRY IF IM WRONG :P
Step-by-step explanation:
Answer:
a. True. Rational numbers are closed under the sum operation, therefore, the sum of two rational numbers is always a rational number.
b. True. irrational numbers are closed under the sum operation, therefore, the sum of two irrationals numbers is always a irrational number.
c. True. The square of a real number is always a number greater than zero, and the sum of two numbers greater than zero is greater than zero.
d. True. The real numbers are closed under the product operation, then if a and b are reals numbers, the product ab is also a real number.
Step-by-step explanation:
We know that coordinates are labeled (x,y)
The formula to find slope is (Y2-Y1)/(X2-X1)
So (2- (-7))/(-6-(-6) undefined because the denominator is zero. The line looks like a vertical line at x=-6
China plate is 12 years (16-4) and Glass plate is 4 years (12÷3)
I think the answer is 56.81 seconds, the best time would just be the shortest time
