Answer:
7/10
Step-by-step explanation:
Get a common denominator
1 - 3/10
10/10 - 3/10
7/10
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Answer:
See below.
Step-by-step explanation:
a. See pic below.
b. Yes because it passes the vertical line test. Any vertical line moving horizontally across the graph intersects only one point on the graph at a time.
c.
Domain: all real numbers
Range: all real numbers greater than or equal to 4
d.
Domain: all real numbers greater than or equal to 4
Range: all real numbers
e.
See pic below.
f. No because it does not pass the vertical line test.
Answer:
Step-by-step explanation:
y is the remote exterior angle. The remote exterior angle has the strange property that it is equal to the two remote interior angle. The two remote interior angles are the two, neither of which is the supplement of the exterior angle
So y = x/2 + x/2 which are marked as being opposite equal angles.
1/2 x + 1/2 x = x
y by substitution is = x /2 + x/2
y = x
Answer:
Step-by-step explanation: let the first number be x and the second number be y
according to the condition given
x+y=21
3x-y=43
using elimination method
3x+3y=63
3x-y=43
subtacting both the equations
4y=20
y=20/4
y=5
substituting value of y in eq 1
x+5=21
x=21-5
x=16
therefore x=16 and y=5
the two numbers are 16 and 5