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Llana [10]
1 year ago
14

Find the sum.. 7/4 − (−1/2) Please Help! I need it now!

Mathematics
2 answers:
8090 [49]1 year ago
8 0

Answer:

1.25

Step-by-step explanation:

SSSSS [86.1K]1 year ago
8 0

Answer:1.25

Step-by-step explanation:

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GEOMETRY PLEASE HELP ME URGENT
Basile [38]
Converse (switch p and q)
If an angle is obtuse, then it measures 128°

This is false (a 127° angle is obtuse, but it does not measure 128°)

_____________________________________________________________

Inverse
(negations of p and q)
If an angle does not measure 128°, then it is not obtuse

This is false (a 127° angle does not measure 128°, but it is obtuse)

_____________________________________________________________

Contrapositive (negations of p and q, then switch their places)

If an angle is not obtuse, it does not measure 128°

This is true (any 128° is obtuse; no exceptions)


5 0
3 years ago
(1 - cos ß)(1 + cos ß) =1/cosec^2(ß)
iVinArrow [24]

Step-by-step explanation:

L.H.S=(1-cosB)(1+cosB)

=(1-cos^2B). {using (a+b) (a-b)=(a^2-b^2)in second step}

=sin^2B

=1/cosec^2B

Therefore,L.H.S=R.H.S proved

5 0
2 years ago
Bobby remembered he had a coupon in his pocket that will take an additional 30% off the price of the shirts calculate the new to
garik1379 [7]

Answer:

You subtract the percentage by the shirt costs. And then you'll have your answer. Then add on the sales tax.

6 0
3 years ago
8. Solve the following equation. w - 2 = - 3
Alina [70]

Answer:

c. w = -1

Step-by-step explanation:

you have to add 2 with -3 and you get -1.

5 0
3 years ago
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