That's the same as 19 x 19. Squaring a number means multiplying it with itself.
9 x 9 = 81
The standard form is 361 (19 x 19 = 361).
5 and 19 thousandths in standard form = 5.019 × 100
3 billion 19 in standard form = 3.000000019 × 109The standard notation = 3,000,000,019
19
1.845 × 1019 written in standard form is 18,450,000,000,000,000,000
M
19,000,000
1900 190 + 19 -------- 2109
IN the USA, standard form simply refers to a number not being in expanded form, so if you have three integers- 10+19+11 then in standard form your answer is 40.
It is: 1.9*10-2
19,000,276,000