MATHEMATICS HIGH SCHOOL

Copy and complete plss

Answers

Answer 1

Answer:

Answer:

Step-by-step explanation:

to find increased percent

increase amount = $70 - $40

=$30

increase percent = increase amount /original amount *100%

=30/40 *100%

=3000/40

=75%

to find decrease percent

decrease amount = $70 - $40

=$30

decrease percent = decrease amount /original amount *100%

=30/70 *100%

=3000/70

=42.85 %

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HELP QUICK Jamie created a list of factors of 32. 32: 1, 2, 4, 6, 8, 16, 32 which number should be removed from the list to make the list accurate? 1 6 16 32
What is the equation in point−slope form of the line passing through (−2, −5) and (2, 3)?(A. y+2 = -2(x+5); B. y-2 = 2(x-3); C. y-3 = 2(x-2); D. y+3 = -2(x+2))
What is 1/10 of an income of $97.50?
WILL GIVE BRAINLIEST! Which statement best illustrates using the vertical line test to determine if the graph below is a function of x?The graph is not a function of x because the line x = 0 intersects the graph at two points.The graph is a function of x because the line x = 5 does not intersect the graph.The graph is not a function of x because the line y = 0 intersects the graph at two points.The graph is a function of x because the line y = 5 does not intersect the graph.
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Find the value of c such that each expression is a perfect-square trinomial.Please show steps on all thank you!
1. x^2-16x+c
2. p^2-14p+c
3. b^2+18b+c
4. n^2-n+c

Answers

$(a\pm b)^2=a^2\pm2ab+b^2\n\n1.\ x^2-16x+c=x^2-2x\cdot8+c\to c=8^2=64\n\nx^2-16x+64=x^2-2x\cdot8+8^2=(x-8)^2\n\n\n2.\ p^2-14p+c=p^2-2p\cdot7+c\to c=7^2=49\n\np^2-14p+49=p^2-2p\cdot7+7^2=(p-7)^2$

$3.\ b^2+18b+c=b^2+2b\cdot9+c\to c=9^2=81\n\nb^2+18b+81=b^2+2b\cdot9+9^2=(b+9)^2\n\n\n4.\ n^2-n+c=n^2-2n\cdot(1)/(2)\to c=((1)/(2))^2=(1)/(4)\n\nn^2-n+(1)/(4)=n^2-2n\cdot(1)/(2)+((1)/(2))^2=(n-(1)/(2))^2$

One year the attendance at the SuperBowl was 79,401 the following year, the attendance was 89,916 .Use words to explain the relationship between the digit 9 in 79,401 and the digit 9 in 85,916.

Answers

The 9 in 79,401 is in the thousands place and the 9 in 85,916 is in the hundreds place

The 9 in the 79 401 is in the thousand digit place value while the 9 in the 85 916 is in the hundred digit place value.

How to write repeating 3.01 as a mixed number

Answers

3.010101.. = 3 + 0.010101... = 3 + 1/(100 - 1) = 3 + 1/99 = 3 1/99

Which number is equivalent to 3⁴ ÷ 3²

Answers

Answer: 3²

Step-by-step explanation: In this problem, notice that our 3's are bases. So as we apply the quotient rule to divide these two powers, we subtract the exponents but leave the base alone.

So 3⁴ / 3² = 3².

Choose the correct product of (5x + 4)2.25x2 + 40x + 16

25x2 − 16

25x2 + 16

25x2 − 40x + 16

Answers

Answer:

25x^2 + 40x + 16

Step-by-step explanation:

(5x + 4)^2

= (5x + 4)*(5x + 4)

= 25x^2 + 20x + 20x + 16

= 25x^2 + 40x + 16

The answer is, in fact, A. I took the test and the answer was correct.

The drama teacher is making costumes for the school play. Each costume requires 1 and 2/3 yards of material and 3/4 of a yard of ribbon. Thematerial costs $2.99 per yard and the ribbon costs 59 cents per yard.
What is the approximate cost for 2 costumes
A. $11.95
B. $5.65
C. $9.00
D. $10.90

Answers

Answer:

Step-by-step explanation:

round 2.99 and 59 cents
multiply 60 times 2
3 times 2
add

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