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Eduardwww [97]
3 years ago
13

Factor the expression r^2+19rs+90s^2

Mathematics
2 answers:
Natasha2012 [34]3 years ago
8 0
The expression factorises to C.
daser333 [38]3 years ago
3 0
The answer to the question is c
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Question 1 (1 point)
ratelena [41]
I have no idea I’m sorry
4 0
3 years ago
State the common difference for the given A.P.3/2,1/2,-1/2,-3/2,......​
a_sh-v [17]

Answer:

-1

Step-by-step explanation:

The common difference is the constant amount of change between the numbers in an arithmetic sequence.

To find the common difference, you take the last term and subtract it by the previous term.

\frac{-3}{2} - \frac{-1}{2} =-1

8 0
3 years ago
Z = { x:x is an integer, x ≥ - 3 and x ≤ + 3}​
tankabanditka [31]

Answer:

If this is asking for the set:

Z = {-3, -2, -1, 0, 1, 2, 3}

Step-by-step explanation:

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5 0
3 years ago
Clayton Burrington purchased the following school supplies on s
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Step-by-step explanation:

Hope this helps :) Mark me brainliest if anyone else answers this question.

4 0
2 years ago
Suppose that grade point averages of undergraduate students at one university have a bell-shaped distribution with a mean of 2.6
sergey [27]

Answer:

Below.

= 99.7%

= 100 - 99.7%/2

= 0.3/2

= 0.15%

100% - 0.15%

= 99.85%

5 0
3 years ago
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