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
mafiozo [28]
3 years ago
8

Simplify the expression 8x² + x - 5 + (2x² - 9x + 13) *

Mathematics
1 answer:
Elena-2011 [213]3 years ago
7 0

Answer: 10x^2-8x+8

I have explained detaled answers below in the link.

You might be interested in
The volume of a cone is 16x cubic inches, Its height is 12 inches. What is the radius of the cone?
Dimas [21]
The radius would be 2
4 0
3 years ago
A collection of quarters, dimes, and nickels is worth $13.30. If the ratio of quarters to
RideAnS [48]

Answer:

105

Step-by-step explanation:

35 quarters ($8.75)

21 dimes ($2.10)

49 nickels ($2.45)

7 0
3 years ago
2x^(2) + xy + 2y^(2) = 5, (1, 1)<br> (ellipse)
Anvisha [2.4K]
<span>2<span>x2</span>+xy+2<span>y2</span>=5</span>Implicit differentiation yields<span>4x+y+x<span>y′</span>+4y <span>y′</span>=0</span>Solve for <span>y′</span><span>.

answer is- y = 4x+ y /5x</span>
3 0
3 years ago
Verify the identity. Justify each step.
pishuonlain [190]
From the trigonometry:

tan θ = (sin θ) / (cos θ)
cot θ = (cos θ) / (sin θ)

∴ tan θ + cot θ = (sin θ) / (cos θ)  +  (cos θ) / (sin θ)
  = [ sin² θ + cos² θ]/( sin θ cos θ) = 1 /( sin θ cos θ )


note :   sin² θ + cos² θ = 1

6 0
3 years ago
Enter the correct number word to complete the conversion. 1 milliampere = one ? of an ampere
Lerok [7]

Answer:

One milliampere is equal to 0.001 ampere.

Step-by-step explanation:

Mili, refers to thousandth. (for example, millimeter or milliliter.)

6 0
3 years ago
Other questions:
  • Find the inverse of the function. <br><br> f(x) = 7x + 2
    6·1 answer
  • A project is graded on a scale of 1 to 5. If the random variable, X, is the project grade, what is the mean of the probability
    14·2 answers
  • A fruit juice company includes 1.197 ounces of apple juice in a 6.75​-ounce bottle of a mixed fruit juice. How much of the bottl
    10·2 answers
  • There are 110 calories per 28.4 grams of Cereal X. Find how many calories are in 39.76 grams of Cereal X
    9·2 answers
  • You have $50 in your bank account. You make $8 per hour mowing lawns. How many hours must you mow lawns to have a total of $130
    6·1 answer
  • Is .325 rational or irrational
    6·2 answers
  • Elyse had of a pizza left over. She ate of the
    11·1 answer
  • Help me pleaseeeeeeeeeeeeeee
    9·2 answers
  • Find the future value if £7400 is<br> invested for 6 years at 12.8% p.a.<br> Total
    15·1 answer
  • There are twice as many gray kittens than white
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!