Answer:
Step-by-step explanation:
x² + 4x -21 = x² + 7x - 3x -3*7
= x*(x + 7) -3(x + 7)
=(x + 7)*(x-3)
Answer:
let length be x and breadth be y
by question
L=4×1/2×B
L = 2B
now
Area of rectangle=L×B
2B ×B
2B^2
Is it correct? ,I actually tried to solve it
8 x (5 x 2 + 3)=8 x (15 + 3)= 8 x 13 = 104
Answer:
76,000,000
Step-by-step explanation:
Look at the 100,000 place and see whether to round up or down - 8 is larger than 5, therefore 75,000,000 gets rounded up to 76,000,000
1.5 g = 1500 mg
1500 / 250 = 6
the patient should take 6 tablets each dose.