Question

1. in which quadrant does the point (7, 8) lie?

1st quadrant
a) 2nd quadrant
3rd quadrant
c) 4th quadrant

1. in which quadrant does the point (-6, 1) lie?

Explanation:

Step1: Recall quadrant sign rules

Quadrant 1: $(+, +)$; Quadrant 2: $(-, +)$; Quadrant 3: $(-, -)$; Quadrant 4: $(+, -)$

Step2: Analyze point (7, 8)

$7>0$, $8>0$, matches Quadrant 1.

Step3: Analyze point (-6, 1)

$-6<0$, $1>0$, matches Quadrant 2.

Answer:

1. A. 1st quadrant
2. 2nd quadrant