Answer: 4x² -4
Step-by-step explanation:
First, evaluate the exponent you'll get,
+ 4x² -5 then evaluate to get, 1+ 4x² -5. Next, subtract the numbers, 1 + 4x² -5 then to get, -4 +4x². Lastly, rearrange the terms, -4 +4x² turns into, 4x² -4!
Hi!
Each piece cost 1.95, then 1000 pieces will cost:
1000 * 1.95 = 1950
;)
Answer:
0.0713 = 7.13% probability that the result is positive.
Step-by-step explanation:
Probability of a positive test:
91% of 1/650(has the disease).
7% of 1 - 1/650 = 649/650(does not have the disease). So

0.0713 = 7.13% probability that the result is positive.
Answer:
M + 3
Step-by-step explanation:
If Jen has 3 more pencils than mike, then you add the amount of pencils to however many mike has which leads to M+3
Because if it is linear it is a straight line so the slope must always be equal to eachother