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bekas [8.4K]
3 years ago
7

Cos(-25°) = cos25° really need help with this

Mathematics
1 answer:
kolezko [41]3 years ago
8 0
Cos25=cos_rad(((5*pi)/36)) is your answer.
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A clothing store offers a shirt in 5 colors, in long or short sleeves, with a choice of three different collars. How many ways c
Igoryamba
That is just multiply the number of choices for each
5 colors
2 lengths of sleaves
3 colors

5*2*3=30

answer is 30
C is answer
5 0
3 years ago
Read 2 more answers
3 mangoes and 2 oranges have a mass of 200gm and 4 mangoes and 4 oranges have a mass of 300gm. Find out the mass of each fruit.
mestny [16]
Start by defining your variables
let x be the mass of a single mango in gm
let y be the mass of a single orange in gm

now, write the question as a system of equations

3 mango and 2 orange have a mass of 200 gm
3x +2y = 200
4 mango and 4 orange have a mass of 300 gm
4x +4y = 300

now you have a system of equations
3x+2y =200
4x+4y =300

solve for x and y
5 0
3 years ago
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A framer's market sells apples for $0.75 per pound and oranges for $0.89 per pound
kramer

Answer:

160

Step-by-step explanation:

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8 0
2 years ago
Mariah makes bead necklaces. Beads are packaged in bags of 50 and bags of 200. Mariah bought 4 bags of 50 beads and 3 bags of 20
nalin [4]
Since she bought 4 bags of 50 beads and 3 bags of 200 beads you only need to use two operations: multiply and add. 4 x 50 is 200 3 x 200 is 600 600 + 200 = 800 Mariah purchase 800 beads in total.
6 0
2 years ago
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Find the inflection point of the function of f(x) = x³ -6x² +12x
Wewaii [24]

Points of inflections are zeroes of the second derivative. We have:

f(x)=x^3-6x^2+12x\implies f'(x)=3x^2-12x\implies f''(x)=6x-12

So, the second derivative equals zero if and only if

f''(x)=0\iff 6x-12=0 \iff 6x=12 \iff x=2

So, this is the only point of inflection of this function.

5 0
3 years ago
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