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jek_recluse [69]
3 years ago
15

Help please with this

Mathematics
1 answer:
Crank3 years ago
7 0
The andwer is the in first one
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7.<br> Solve for x:<br> x^4-5x^2+4 = 0
arlik [135]

Answer:

x=2

Step-by-step explanation:

8 0
3 years ago
“Ms. Blanco drove her car at a speed of 80 kilometers per hour for 1 1/2 hours, then at a speed of 100 kilometers per hour for 2
lara31 [8.8K]
I’m pretty sure it’s 370 bc
1 and a half hours is 80+40 (40 is half of 80)
and 2 and a half hours, so 100 for each hour.
100+100+50= 250

250+120=370!!

answer : 370 kilometers per hour
8 0
3 years ago
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You roll a fair 6-sided die.
andrezito [222]

Answer:

Answer is 1/2 or .5.

Step-by-step explanation:

Out of a die, numbers 2, 4, and 6 are even.  So 3/6 numbers on a dice are even.  Reduced, the answer is 1/2.

3 0
3 years ago
Please help if you can, thank you.<br> I think it's A or C, I'm not sure.<br> Please confirm.
zhannawk [14.2K]

Answer:

A

Step-by-step explanation:

A 2-column table with 5 rows. Column 1 is labeled Key Words with entries twelve, more than, quotient, a number, eight. Column 2 is labeled Replace with entries 12, +, divided by, k, 8.

Write and evaluate the expression. Then, complete the statement.

 

twelve more than the quotient of a number and eight

 

The value of the expression when k = 40 is  

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3 0
3 years ago
A kilometer is about 60% of a mile. When Gerry finished a 20-kilometer bike race, about how many miles had he ridden?​
Natalija [7]

Answer:

12.4274 Miles

Step-by-step explanation:

12.4274 Miles beucase its about 60% of 20.

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3 years ago
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