5y^2-2y-7=0
Product(x)= -35
Addition(+)= -2
~=5 and -7
5y^2+5y-7y-7=0
5y(y+1)-7(y+1)=0
(5y-7) (y+1)
<h3>
Answer: Charlotte's speed in meter/second is 2.5m/s.</h3>
Step-by-step explanation:
Given speed of Charlotte in kilometer per hour = 9 km/h
We need to find the Charlotte's speed in meter per second.
We know 1 kilometer = 1000 meter
And 1 hour = 3600 seconds.
Plugging those values of km and hour in given speed in km/h, we get
.
Therefore,
<h3>Charlotte's speed in meter/second is 2.5m/s.</h3>
The answer is- C. 10 minus 4
Answer:
A=8
b=15
c=40
Step-by-step explanation:
5/8 as well as 10/16 = .625
a=8 blocks for 5 min given in question
b:24*0.625=15
c:25*40=.625 or 8 * 5=40 , since 5×5=25 taking 1st column times 5
Step-by-step explanation:
well there is a very simple point that you have mistaken tho:
484cm², 25cm²
Areas are defined in square cm but the radius is in cm
so:
and there you go