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
7nadin3 [17]
4 years ago
5

Factor by grouping 7r3 - 8r2 + 42r - 48

Mathematics
2 answers:
Natasha2012 [34]4 years ago
6 0

Answer:

(7r-8)  (r^2 +6)

Step-by-step explanation:

7r^3 - 8r^2     + 42r - 48

In the first group factor out r^2  and in the last group factor out 6

r^2 (7r -8)    + 6(7r - 8)

Factor out (7r-8)

(7r-8)  (r^2 +6)

Leto [7]4 years ago
4 0

Answer:

(7r-8)  (r^2 +6)

Step-by-step explanation:

You might be interested in
6. Frank ordered playoff tickets for himself and three friends.
Jlenok [28]

Answer:  for total order (T*7)+12= $40  

               for a single person = 1*7+12= $19

Step-by-step explanation:

T= number of tickets

also equals depending on scenario

T= 4 number of friends and himself

6 0
4 years ago
The tangent to the curve y=4/x at the point P(1, 4) cuts the x-axis at point A and the y-axis at point B.
Alex Ar [27]
A=1/2abd(sin(2x))-arccosh(pi/4)
where a=b^2+c=9-4
so a=3/4
6 0
3 years ago
A water tank holds 24,000 gallons. How many ours will it take for 2/3 of water to be used if the water if the water is used at a
Step2247 [10]

Answer: 591 hours

Step-by-step explanation:

First find out what 2/3 of the water is:

= 2/3 * 24,000

= 16,000 gallons

650 gallons are used per day so the time it takes in days to use the above is:

= 16,000 / 650

= 24.62 days

There are 24 hours in a day. The amount of time it will take to use this amount of water in hours is:

= 24.62 * 24

= 590.88

= 591 hours

8 0
3 years ago
9.1 less than a number is less than 4.6
Shtirlitz [24]
The answer would be 4.5 have fun with ur math
4 0
4 years ago
Complete the ratio table.<br><br> 16 17<br> 32 <br> 51<br> 64 68<br> 80 85
aksik [14]

Answer:

32 34

51 54

Step-by-step explanation:

You add +1 by every line more than the last line

3 0
3 years ago
Other questions:
  • APEX and i'll put your answer as brainliest
    6·1 answer
  • a motorboat maintained a constant speed of 18 miles per hour relative to the water and going 35 miles upstream and then return.
    11·2 answers
  • The number of chips of different colors in Midge's bag is shown below:
    12·1 answer
  • Solve the equation using zero-product property
    6·2 answers
  • The driving distance between Manchester and London is 195 miles. Farris intends to travel from Manchester to London by coach. Th
    13·2 answers
  • Find the ordered pairs for the x- and y-intercepts of the equation 2x − 6y = 24 and select the appropriate option below.
    12·1 answer
  • 130x2 = and what equals ?+?= 650
    12·1 answer
  • Help me and Get extra points<br> and Brainleist
    5·1 answer
  • Can someone help me real quick
    14·1 answer
  • I need help this is needed by tomorrow morning :)
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!