Please help me this is a timed test :( will mark brainliest when it pop up on my end be geniune and no scamming or links

Mathematics

2 answers:

makvit [3.9K]3 years ago

6 0

Answer:quick it’s 210 (:

Step-by-step explanation:

Your welcome ask more questions if you need help good luck btw u double checked with an app thank me later

Svetradugi [14.3K]3 years ago

4 0

Here! Have a puppy!

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which conversion factors are used to convert 4 km/min to meters per hour? select each correct answer. a.1 h60min b.1 km1000 m c.

Maksim231197 [3]

The correct answer of the given question above would be option d and option b. The conversion factors that should be used to convert 4km/min are 60 minutes is to 1 hour and 1 kilometer is to 1000 meters. Therefore, in 4km/min, there are 4000m in every 0.0167 min. Hope this answer is able to help you.

3 0

3 years ago

Help plzzz!! Marking most Brainly;)

kolezko [41]

Answer:

D it

Step-by-step explanation:

We have two equations, A quadratic and a linear equation.

The domain of a linear equation and quadratic equation is all real numbers but since it dealing with time we must make sure the roots or x-intercepts is positive.

Looking at the quadratic equation, we can use the discramnt formula to see if all roots are positve.

$b {}^{2} - 4ac$