if you add two numbers with different sign , but absolute value of
positive number is greater than absolute of negative number , sum will
be positive
ex. -4+7=3
I7I GREATER THAN I-4I, WE SUBTRACT 4 FROM 7 =3 POSITIVE
OR -14 +20 =6 POSITIVE , ABSOLUTE VALUE OF 20 GREATER THAN ABSOLUTE VALUE OF -14
Answer:
4 x 100 = 400
400 ÷100 = 4
B= 100
Step-by-step explanation:
Answer:
31
Step-by-step explanation:
6(-2)^2 - 3(-2) + 1
6(4) + 6 +1
24 + 6 + 1 = 31
Answer:
Standard form:
(1/9)(y - 1)^2 - (1/4)(x - 3)^2 = 1
Step-by-step explanation:
4y^2 -9x^2 +54x-8y-113=0
-9(x^2 - 6x) + 4(y^2 - 2y) - 113 = 0
Completing the square:-
-9 [(x - 3)^2 - 9] + 4 [ y - 1)^2 - 1] = 113
-9(x - 3)^2 + 81 + 4(y - 1)^2 - 4 = 113
-9(x - 3)^2 + 4(y - 1)^2 = 113 - 77
-9(x - 3)^2 + 4(y - 1)^2 = 36.
Divide through by 36:-
(1/9)(y - 1)^2 - (1/4)(x - 3)^2 = 1.