3 years ago

Determine the number of real solutions each quadratic equation has.

Mathematics

2 answers:

barxatty [35]3 years ago

6 0

Answer: no , two , no and one

Step-by-step explanation:

dalvyx [7]3 years ago

4 0

Answer:

y = 12x2 - 9x + 4 = No

10x + y = -x2 + 2 = Two

4y - 7 = 5x2 - x + 2 + 3y = No

y = (-x + 4)2 = One

Step-by-step explanation:

Edge 2020

You might be interested in

g Suppose we have a simple random sample of 400 households drawn from a city with 40,000 households . A 95% confidence interval

kherson [118]

Answer:

gay

Suppose we have a simple random sample of 400 households drawn from a city with 40,000 households . A 95% confidence interval estimate for the population mean number of children per household is [1.1,2.3]. Given this, what is the lower confidence limit for the total number of children in the city

8 0

3 years ago

I need help with this one question<br> 8r - 5q = 3<br> solve for q <br> how do i go about this

KATRIN_1 [288]

8r - 3 = 5q --> q = (8r - 3)/5

6 0

3 years ago

Amount of money at the end of period. $14,000 per year for 15 years with 7% interest, compounded semiannually

LenaWriter [7]

Answer:

$39284

Step-by-step explanation:

formula is,

CA=p (1+r÷200)^2t

5 0

3 years ago

a bottle contains 12 red marbles and 8 blue marbles. A marble is chosen at random and not replaced. Then a second marble is chos

patriot [66]

$P(A)= \frac{12}{20} \cdot \frac{8}{19} + \frac{8}{20} \cdot \frac{12}{19}= \frac{12\cdot8}{20\cdot19} \cdot2=\frac{12\cdot4}{5\cdot19}= \frac{48}{95}$

5 0

3 years ago

What perfect square that is between 1 and 100 has 27 as one of its factors?

lesya692 [45]

81 because 81 is a perfect square and 27 times 3 =81

7 0

3 years ago