Answer:
reflective media
Opaque materials such as a printed page or photograph that are scanned by shining light onto them, which is then reflected back to the sensors in order to record the image. Contrast with transparent media
Answer: 15-3=12 12/4=3 each child will pay 3,000
<u>Expression as product is :</u>
x^3+x^2y–4y–4x =
y^2(2y–5)–8y+20 =
<u>Step-by-step explanation:</u>
Here we need to write , following expression as product:
x^3+x^2y–4y–4x
⇒
⇒
⇒
⇒
⇒
y^2(2y–5)–8y+20
⇒
⇒
⇒
⇒
⇒
Answer:
x = 3 or -3
Step-by-step explanation:
So you have the equation x² - 9 = 0
Move the 9 to the other side: x² = 9
Then take the square root of both sides: = ±
x = ± = ±3
x = 3 or -3