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sleet_krkn [62]
2 years ago
13

{7} and\frac{30}{42} " alt=" \frac{5}{7} and\frac{30}{42} " align="absmiddle" class="latex-formula">
Are the fractions
and
equivalent?
A) No
B) Yes
C) Cannot be determined​
Mathematics
1 answer:
mylen [45]2 years ago
4 0

Answer:

B) Yes

Step-by-step explanation:

Find the least common multiple (LCM) of the denominators in order to find the least common denominator (LCD).

The least common denominator is 7.

You might be interested in
f(x) is a quadratic function with x-intercepts at (−1, 0) and (−3, 0). If the range of f(x) is [−4, [infinity]) and g(x) = 2x^2
iren2701 [21]

Answer with Step-by-step explanation:

We are given that function f(x) which is quadratic function.

x -intercept of function f(x) at (-1,0) and (-3,0)

x-Intercept of f means zeroes of f

x=-1 and x=-3

Range of f =[-4,\infty)

g(x)=2x^2+8x+6=2(x^2+4x+3)

g(x)=0

2(x^2+4x+3)=0

x^2+4x+3=0

x^2+3x+x+3=0

x(x+3)+1(x+3)=0

(x+1)(x+3)=0

x+1=0\implies x=-1

x+3=0\implies x=-3

Therefore, x-intercept of g(x) at (-1,0) and (-3,0).

Substitute x=-2

g(-2)=2(-2)^2+8(-2)+6=8-16+6=-2

g(x)=2(x^2+4x)+6

g(x)=2(x^2+2\times x\times 2+4-4)+6=2(x^2+2\times x\times 2+4)-8+6

g(x)=2(x+2)^2-2

By comparing with the equation of parabola

y=a(x-h)^2+k

Where vertex=(h,k)

We get vertex of g(x)=(-2,-2)

Range of g(x)=[-2,\infty)

Zeroes of f and g are same .

But range of f and g are different.

Range of f contains -3 and -4 but range of g does not contain -3 and -4.

f and g are both quadratic functions.

3 0
3 years ago
How do I solve the equation 2x-5x+6.3=-14.4
Serga [27]
-3x+6.3=-14.4
-6.3=-6.3
-<u>3x</u>=-<u>20.7</u>
-3      -3
x=6.9
7 0
3 years ago
If two angles form a linear pair, then they are adjacent and __________.
77julia77 [94]
The answer is C. Supplementary.
6 0
3 years ago
Read 2 more answers
How do you solve the substitution of y=5x-3 and y=-6x-3
svlad2 [7]
5x-3=y      6x-3=y
x=1            x=1
51-3=y      61-3=y
51=5         61=6
5-3=y        6-3=y       
2               3
y=2           y=3               


8 0
3 years ago
Show working please
shutvik [7]

Answer:

Step-by-step explanation:

       1.159 R (remainder) 42

     | ------------------------

73  | 84.649

      -73

       116 (brought 6 down)

       -73

         434 (brought 4 down)

         -365

          699 (brought 9 down)

         -657

             42 is the remainder

6 0
3 years ago
Read 2 more answers
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