Answer:
S={( 1 )}
Step-by-step explanation:
-3x²+6x+1=4
-3x²+6x+1-4=0
-3x²+6x-3=0
∆=b²-4.a.c
∆=(6)²-4.(-3).(-3)
∆=36-36
∆=0
x'=x"=-b/2a=-(+6)/2.(-3)=-6/-6=1
Answer:
add all of them and divide by 2
Step-by-step explanation:
Answer:
It is the number written out to show each digit
Step-by-step explanation:
Let's say you have the number 459
you write out the hundredths place, which is 4 times 100
you write out the tenths place which is 5 times 10
and you write out the oneths place which is 9 times 1
the full thing written out is 459 = 100×4 + 5×10 + 9 × 1
Answer:
306
Step-by-step explanation:
There are 102 triangles, a triangle has 3 sides, each side is 1 cm. 102 x 3=306
Answer:
a, b and d
Step-by-step explanation: