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kodGreya [7K]
4 years ago
7

Evaluate pq for p=-5 and q=9

Mathematics
2 answers:
KengaRu [80]4 years ago
6 0
-45, because a positive times a negative equals a negative
Arte-miy333 [17]4 years ago
5 0
Just multiply the 2 numbers
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PLEASE EXPLAIN THIS 6th GRADE MATH
8090 [49]

Answer:

b = l\times w to guarantee that both formulas are the same.

Step-by-step explanation:

Dimensionally speaking, the volume is the cube of length. By direct comparison, we find that l,w,h have length units, whereas b have area unit, that is, the square of length.

Hence, b = l\times w to guarantee that both formulas are the same.

8 0
3 years ago
Help please, pic attached will be much appreciated
Leviafan [203]

Answer:

The company should make 0 jumbo and 300 regular biscuits.

The maximum income is $42.

Step-by-step explanation:

Let's say J is the number of jumbo biscuits and R is the number of regular biscuits.

The oven can bake at most 300 biscuits.  So:

J + R ≤ 300

Each jumbo biscuit uses 2 oz of flour, and each regular biscuit uses 1 oz of flour.  There is 500 oz of flour available.  Therefore:

2J + R ≤ 500

Income from jumbo biscuits is $0.12, and income from regular biscuits is $0.14.  So the total income is:

I = 0.12J + 0.14R

Graph the two inequalities under the condition that J ≥ 0 and R ≥ 0:

desmos.com/calculator/aea00cmpwm

The region where the inequalities intersect has 4 corners:

(J, R) = (0, 0); (0, 300); (250, 0); (200, 100)

Find the income at each point:

(0, 0): I = 0

(0, 300): I = 42

(250, 0): I = 30

(200, 100): I = 38

The company makes maximum profit of $42 by baking 0 jumbo biscuits and 300 regular biscuits.

8 0
3 years ago
The table shows the price of bagels at two different stores: Store Price Bagels Bagel Stop $10.00 35 bagels Yummy Bagels $5.00 1
Tanya [424]

Answer:

False.

Step-by-step explanation:

5 0
4 years ago
Read 2 more answers
Simplify each expression with fractional coefficents. <br> 5/6× - 1/6×
bija089 [108]
5/6=.83
1/6=-.16
.83*.16= -0.1328
4 0
4 years ago
1 + 5sin^2x= 7sin^2x solve trig equation. Can you show me how to solve this trig equation?
pantera1 [17]

Answer: x = \frac{\pi}{4}\pm k\frac{\pi}{2}\,\,\,\,\,\,k=\{0,1,2,...\}

Step by step:

1 + 5\sin^2x= 7\sin^2x\\\sin^2 x\rightarrow z\\1 + 5z = 7z\\2z = 1\\z = \frac{1}{2}\implies \sin^2 x = \frac{1}{2}\\|\sin x| = \frac{1}{\sqrt{2}}\\\sin x = \pm\frac{1}{\sqrt{2}}=\pm\frac{\sqrt{2}}{2}\\\implies x = \frac{\pi}{4}\pm k\frac{\pi}{2}\,\,\,\,\,\,k=\{0,1,2,...\}

(Used a table of common angles)

8 0
4 years ago
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