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Juli2301 [7.4K]
3 years ago
5

2. What is the difference between 25°c and _4°c? Choose one answer a 25-(-4) b.25-4. c.-4+(+25). 25+(-4)

Mathematics
2 answers:
Scorpion4ik [409]3 years ago
7 0

Answer:

A c is subtraction AND f is adding

Step-by-step explanation:

Svetllana [295]3 years ago
5 0

Answer:

a(25-(-4))

Step-by-step explanation:

25 and -4 are in different sides of 0 mark on number line therefore when subtracting we take care of negative sign.

thanks

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Please help! 10 points and brainlyist!!
yarga [219]

Answer:

1.80 in^3

1.0 fluid ounces^3

Step-by-step explanation:

volume of a cone = 1/3 πr²h

π = 3.14

r = 2.2 / 2 = 1.1

h = the value of h can be determined using Pythagoras theorem

The Pythagoras theorem : a² + b² = c²

where a = length

b = base

c =  hypotenuse

1.8² = 1.1² + b²

3.24 = 1.21 + b²

3.24 - 1.21 = b²

2.03

b = √2.03 = 1.42

Volume = 1/3 x 3.14 x 1.21 x 1.42 = 1.80 in^3

1.80 x 0.554 = 1.0 fluid ounces^3

5 0
3 years ago
Describe and correct the error in solving the equation<br><br> 7 - 3x = 12<br> 4x = 12<br> x = 3
aev [14]
If x=3
Just replace the X with 3
So seven minus three equals four
If 3 is X than do 4 times 3 which that makes twelve.
3 0
3 years ago
Find the remainder when f(x)=x3−4x2−6x−3 f ( x ) = x 3 − 4 x 2 − 6 x − 3 is divided by x+1
loris [4]

Answer:

The remainder is -2.

Step-by-step explanation:

According to the Polynomial Remainder Theorem, if we divide a polynomial P(x) by a binomial (<em>x</em> - <em>a</em>), then the remainder of the operation will be given by P(a).

Our polynomial is:

P(x) = x^3-4x^2-6x-3

And we want to find the remainder when it's divided by the binomial:

x+1

We can rewrite our divisor as (<em>x</em> - (-1)). Hence, <em>a</em> = -1.

Then by the PRT, the remainder will be:

\displaystyle\begin{aligned}  R &= P(-1)\\ &=(-1)^3-4(-1)^2-6(-1)-3 \\ &= (-1)-4(1)+(6)-3 \\ &= -2 \end{aligned}

The remainder is -2.

5 0
3 years ago
Standard notation 9x10 to the 2 power
Airida [17]

Answer:

it is 900

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Evaluate the expression 4x^4 y^3 when x=1/5 and y=6
wariber [46]

Answer:

5.5296

Step-by-step explanation:

to evaluate the expression 4x^4 y^3 we would substitute the value of x and y into it and evaluate. since x = 1/5 and y = 6

4x^4 y^3

4 × x^4 × 4× y³

4 × (1/5)∧4 × 4 × 6³

4× (0.2)∧4 × 4 × 216

4 × 0.0016 × 864

0.0064 × 864

5.5296

5 0
3 years ago
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