Question

Without multiplying, determine the sign of the product (−468,256)(−183,758).
Group of answer choices

The sign of the product is positive because the second number is negative.

The sign of the product is negative because the first number is negative.

The sign of the product is positive because a negative multiplied by a negative is a positive.

The sign of the product is negative because a negative multiplied by a negative is a negative.

Answer 1

Multiply two and five-eighthsnegative two and three-fifths .
Group of answer choices

negative four and three-eighths

six and thirty-three fortieths

four and three-eighths

negative six and thirty-three fortieths

Answer 2

Multiply (−7)(2)(−2).
Group of answer choices

−28

−14

28

14

Answer 3

Marlon withdrew $25 from his savings account every week for 5 weeks. Which equation is the best choice to help him determine the total amount of money he withdrew?
Group of answer choices

(25)(−5) = −125; he withdrew $125

(−25)(5) = −125; he withdrew $125

(−25)(−5) = 125; he withdrew $125

(25)(5) = 125; he withdrew $125

Answer 4

Nebulas are birthplaces for new stars.

Group of answer choices

True

False

Answer 5

A particular star is white. Another star that is much hotter is expected to be ______.

Group of answer choices

orange

blue

red

yellow

Answer 6

Which statement describes the formation of our sun?

Group of answer choices

Gravity pushed stars away from a center core.

Heat and gases contracted within a nebula.

It formed an elliptical flattened disk.

A disk formed of long trails of stars coiled into a spiral.

Answer 7

Match the term to its description.

Group of answer choices
Dwarfs

[ Choose ]
Giants

[ Choose ]
Main sequence stars

[ Choose ]
Supergiants

[ Choose ]

Answer 8

Which star has the highest surface temperature?

Group of answer choices

White star

Yellow star

Red star

Blue star

Answer 9

The sign of the product is positive because a negative multiplied by a negative is a positive.

Answer 10

To multiply -2 and 3/5, we can use the multiplication of fractions:

(-2) x (3/5) = (-2) x (3) / (5) = -6/5

Thus, the answer is negative six and thirty-three fortieths.

Answer 11

To multiply −7, 2, and −2, we simply multiply the numbers together:

(−7)(2)(−2) = −7 x 2 x −2 = 28

Therefore, the answer is 28.

Answer 12

The equation that best represents the total amount of money Marlon withdrew is:

(25)(5) = 125

This equation shows that Marlon withdrew $25 each week for 5 weeks, resulting in a total withdrawal of $125.

Answer 13

True.

Answer 14

Blue.

Answer 15

Heat and gases contracted within a nebula.

Answer 16

Dwarfs: Smaller and less luminous stars compared to giants and supergiants.

Giants: Larger and more luminous stars compared to dwarfs.

Main sequence stars: Stars that are in the main phase of their life, burning hydrogen in their cores.

Supergiants: Extremely large and luminous stars that are nearing the end of their lives.

Answer 17

Blue star