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KengaRu [80]
3 years ago
10

Solve. x2 – 10x + 21 < 0

Mathematics
1 answer:
Marysya12 [62]3 years ago
4 0

Answer:

(3,7)

Step-by-step explanation:

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The answer is: x is choose your answer
katrin2010 [14]

Answer:

All real numbers

Let's find the critical points of the inequality.

−4x+7=17

−4x+7+−7=17+−7(Add -7 to both sides)

−4x=10

−4x−1=10−1

(Divide both sides by -1)

4x=−10

4x=−10(Solve Exponent)

log(4x)=log(−10)(Take log of both sides)

x*(log(4))=log(−10)

x=log(−10)log(4)

x=NaN

3 0
3 years ago
CAN SOMEONE PLEASE HELP I WILL GIVE BRAINLIEST TO HOWEVER ANSWERS FIRST!!
igomit [66]
Answer: y+5= -1/7(x-7)

3 0
3 years ago
Need help :))))))))
tatiyna

easy

No need to explain

6 0
2 years ago
Please help me calculation completing square?<br>x²+2x-24=0?​
Anna11 [10]

Answer:

x = 4, -6

Step-by-step explanation:

x = 4, -6

5 0
3 years ago
What is the simplified expression for -2a^2b+a+a^2-5ab+3ab^2-b^2+2(a^2b+2ab)
Bas_tet [7]

a^2+a-ab+3ab^2-b^2 I hope this helps

5 0
3 years ago
Read 2 more answers
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