It’s D, when lines are perpendicular, the slopes of the lines are opposite reciprocals.
Answer:
(3, -3) is correct
Step-by-step explanation:
-4 × 3 = -12. -12 + 9 = -3
The answer is -7, because a whole number is any number between zero and POSITIVE infinity. Negative seven does not fall under this.
<span>∑ from 1 to infinity of n^2* e^(-2n) = (e^2 + e^4)/(e^2 - 1)^3 = 0.23768</span>
