1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Umnica [9.8K]
3 years ago
11

Guo Qi watches 15 videos on Khan Academy every day. Each video is 8 minutes long on average

Mathematics
1 answer:
SIZIF [17.4K]3 years ago
4 0
Guo Qi needs to watch these khan academy videos for 75 days
You might be interested in
Jessica is making a cake. The recipe calls for 2 3/4 cups of flour. She only has a measuring cup that holds 1/4 cup. Explain how
guapka [62]

Answer: Jessica can use her measuring cup 11 times.

(hope this helps!)

3 0
3 years ago
What is the discriminant of 3x^2 -10x=-2
Firdavs [7]
The discriminant is <span>−<span>8

</span></span>f<span>(x)</span>=−3<span>x2</span>−2x−1 is of the form <span><span>a<span>x2</span>+bx+c</span> </span>,with <span><span>a=−3</span> </span>, <span><span>b=−2</span> </span> and <span>c=−<span>1</span></span>
7 0
3 years ago
Prove the following relations: cot²a-cos²a = cot²a cos²a<br><br>please help..)):​
Mademuasel [1]

Answer:

Takin LHS

cot²a . cos²a

cos²a/sin²a-cos²a

cos²a -cos²a.sin²a/sin²a

cos²a(1-sin²a)/sin²a

cot²a.cos²a LSH=RHS PROved

5 0
3 years ago
Brianna invested $4,500 in an account paying an interest rate of 2.2% compounded continuously. Assuming no deposits or withdrawa
andrey2020 [161]
There would be $13410 because 4500 x 0.22 x 9 = 8910
4500 + 8910 = 13410
4 0
4 years ago
PLEASE!!!!HELP!!!!!!Need HELP!!!!
Rzqust [24]

Answer:

Step-by-step explanation:

f(5) = 0

8 0
3 years ago
Other questions:
  • 17.) Evaluate a/b for a = 4/5 and b = - 9/2
    8·1 answer
  • Jacob makes the following statement: "I have a 60% chance of being selected as the captain of the baseball team and a 20% chance
    12·1 answer
  • There are 7 red, 6 yellow, 7 green, and 2 black marbles in a bag. What is the probability that Javon randomly selects a yellow m
    10·2 answers
  • A number r is no less than -1.5 and fewer than! What’s the inequality
    6·1 answer
  • Sandra is asked to report on the recent increase in popularity of an application based on the number
    10·1 answer
  • Hey, here are all the problems. Im not sure how to do this and my teacher isnt giving me much time. Help would be apricated
    5·1 answer
  • Find the measure of angle A<br> 60<br> 300<br> 90<br> 120
    10·1 answer
  • Please help me with my math answer
    11·2 answers
  • Five friends are sharing 4 fruit bars. Each friend gets the same amount.
    12·1 answer
  • Find the constant rate of change
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!