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
erica [24]
3 years ago
8

Solve (2x^2+3x−5) (−4x^3+5x+2) step by step . (Marking Brainliest) ;)

Mathematics
1 answer:
bixtya [17]3 years ago
6 0

-8x⁵-12x⁴+30x³+19x²-4x-10

Step-by-step explanation:

-8x⁵+10x³+4x²-12x⁴+15x²+6x+20x³-10x-10..simplify

-8x⁵-12x⁴+10x³+20x³+4x²+15x²+6x-10x-10... like terms

-8x⁵-12x⁴+30x³+19x²-4x-10.. this is the final answer we can't add this anymore cause they ain't like terms the last form is this one.

You might be interested in
Sadie computes the perimeter of a rectangle by adding the length, l , and width, w , and doubling this sum. Eric computes the pe
larisa [96]

a) P = 2(l+w)  Sadie

 P =2l+2w  Eric

b)  Sadie : P = 2(30+75) = 2(105) = 210

Eric: P = 2(30) +2(75) = 60+150 =210

4 0
2 years ago
Please please help me it's for my homework ​
serg [7]

Answer:

6/25

Step-by-step explanation:

.24 = 24/100 = 6/25

3 0
3 years ago
Read 2 more answers
At the beach, 29% of people are on the boardwalk and 26% are on the sand. If the rest are in the water, what percentage of peopl
natali 33 [55]

Answer:

45% of the people are in the water

Step-by-step explanation:

100%-29%=71%

71%-26%=45%

6 0
3 years ago
11) A building casts a shadow of 100 feet. The angle of elevation from the end of the shadow to the top of the
svp [43]

Answer:

≈ 27 ft

Step-by-step explanation:

using the tangent ratio in the right triangle formed by the building and the ground.

tan15° = \frac{opposite}{adjacent} = \frac{?}{100} ( multiply both sides by 100 )

100 × tan15° = ? , then

? ≈ 27 ft ( to the nearest whole number )

5 0
1 year ago
Ben wants to estimate the cost of dinner and a movie for himself and his friend. He knows the following information
Kamila [148]

Answer:

B. $3100

Step-by-step explanation:

if he's going to pay for his friend. The least expensive dinner menu is $725, for him and his friend it would be $1450. Then for the movie tickets it's $8.00 each, $16.00. $1450+$16.00=$30.50. Round that to the closest whole number, $3100.

5 0
3 years ago
Other questions:
  • What is the discriminant: 2x^2 + 3x + 10=0
    13·2 answers
  • The regular octagon in the ceiling of this cathedral has a radius of 10.5 feet and a perimeter of 64 feet. What is the length of
    6·2 answers
  • If 50% of a number is 14 then 100% of the number is
    15·2 answers
  • A circle has its center at (−2, 5) and a radius of 4 units. Find the equation of the circle using the Pythagorean Theorem.
    11·1 answer
  • If f(x)=x^2-5x+4, if is possible to find f(x+4) by replacing each occurrence of
    8·1 answer
  • I purchase 3kg of coffee and 2kg of tea for $76. There's a drought in South America causing the price of coffee beans and tea le
    7·1 answer
  • What is the value of 3n if n=2
    13·2 answers
  • Can someone please show the work when doing this !
    6·1 answer
  • The price of a sweater was reduced from $20 to $12. By what percentage was the price of the sweater reduced?
    7·1 answer
  • What is angle of elevation of the top a tree 12.7 m high from a point 23.7m away on level ground
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!