Answer:
scale factor = 
Step-by-step explanation:
The scale factor is the ratio of corresponding sides, image to original.
scale factor =
=
= 
Answer:
2+i or 2-i (D)
Step-by-step explanation:
First you use the quadratic formula. X= (-b +/-
)/2a
a=1
b=-4
c=5
X= (4 +/-
)/2
X=(4 +/-
)/2
The square root of -4 is 2i. i=√-1. Therefore 2i= 2√-1 .If you simplify that, it becomes √-4i.
X= (4+/- 2i)/2
X= 2+/-i
X= 2+i or 2-i
Answer:
$93. mark brainliest if correct please! (If not 93, then it's gotta be 43)
Answer:
Can l get sum more deatal
Step-by-step explanation:
1: a. 20:1
4: b. 3b
5:b. h/g=5/6