Question

URGENT
please give a quick and right answer ​

Answer 1

Answer:

• 1(a) identity - a^2-b^2=(a+b )(a-b)

• (3.7+2.9)(3.7-2.9)/0.8=. ( 6.6)(0.8)/0.8=. answer is6.6

1. (b)The distance of a point from the y - axis is called its x-coordinate, or abscissa and the distance of the point from the x-axis is called its y-coordinate, or ordinate

1. (c) 3x−5y−7=0

3(2k−1)−5(k)−7=0

6k−3−5k−7=0

k−10=0

k=10

• (d) answer (d) is in attachment just changed 5,3 with respectively6,4 otherwise whole question is same do it with help of it