02-06-2016
Mathematics

contestada

-5×-4=? a)1 b)-1 c)20 d)-20

Respuesta :

Petroniusz Petroniusz

02-06-2016

-5 * (-4) = 5 * 4 = 20

the product of two negative numbers is positive

Answer c - 20

Answer Link

D1eformetal D1eformetal

02-06-2016

(-)x(-)=+

So..

-5.-4=+20

C is, correct answer..

Good luck.

Answer Link

Otras preguntas

What is the measure of \angle x∠xangle, x? Angles are not necessarily drawn to scale.

find the mistake and correct the sentence of present simple?1. Whose house are this?2. what language you know?3. he and his brother is students.4. I have got a

A train travels 8.81 m/s in a -51.0° direction. The train accelerated for 2.23 s, changing its velocity to 9.66 m/s in a 37.0° direction. What is (delta)x?

Suppose that you want to train a group of engineers how to use their left brains to think more logically and use sequential plans to help them make decisions. W

the roots of the quadratic function describing the relationship between the number of products produced and overall profit margins are x= 0 and 150. the vertex

what is the correct solution to the problem 6 x 3/8?

When a range of values is used to estimate a population parameter, it is called a. A point estiamte b. A range estimate c. A statistical parameter d. An interva

is about and DC are parallel, which angles are congruent to D 3?

Please help me answer this question

Please discuss the Japanese internment and the balance between civil rights and national security