2 years ago

Which of the following expressions simplifies to a negative number? Select all that apply.

Mathematics

2 answers:

Contact [7]2 years ago

4 0

Answer:

(-1)(-1)(-1)

(-1)(-1)(-1)(-1)(-1)

These, since they are all negatives and there are an odd number of terms.

Step-by-step explanation:

Alekssandra [29.7K]2 years ago

4 0

Answer:

A and D

Step-by-step explanation:

You might be interested in

Insert <, >, or = in the appropriate space to make a true statement.

Harman [31]

Answer:

Step-by-step explanation:

1 - 3 ?? -4

-2 ?? -4

The appropriate symbol for this ?? relation is >.

1 -3 > -4

6 0

3 years ago

Solve the system of equations: 3x + 6y=6 and 2y - 3x = 6.

weeeeeb [17]

Answer:

x = -1, y = 1.5

Step-by-step explanation:

3x + 6y = 6 -----> x + 2y = 2

-3x + 2y = 6 -----> -3x + 2y = 6

------------------

4x = -4

x = -1, y = 1.5

7 0

1 year ago

Factor the expression and then evaluate without a calculator:

ivanzaharov [21]

The answer to the question

4 0

2 years ago

Jamal is 12 years older than twice Stephanie’s age. The sum of their ages is 45. A. If Stephanie’s age is represented by x, writ

amm1812

Answer:

Jamal's age = 2×x+12= 2x+12

sum og ages = 45

2x+12+x= 45

=3x+12=45

=45-12= 3x

= 32=3x

x= 32/3= 10.67

2x+13 =21.34+12= 33.34

hope.ot helps

plz mark as brainliest

4 0

3 years ago

An amateur radio operator erects a 75-foot vertical tower for an antenna. A 117 guy wire is pulled from the top of the tower dia

vitfil [10]

Answer:

α=39.80°

Step-by-step explanation:

applying the law of sin and cos, we have:

$sin\alpha =\frac{75}{117}=0.6410\\\alpha =acs(0.64)= 39.79$

and to the nearest tenth of a degree

α=39.80°

3 0

3 years ago