Question

Find the product of this (7+2√3) (7-2√3)

Answer 1

above is your answer

hope you understand my writing

cuz my writing is bad

but you required answer is 37

Answer 2

Answer: hope you understand

Step-by-step explanation:(# is root sign )

(7+2#3) (7 - 2 #3 )

(8 × (3×3) ( 5× (3×3)

(8 × 9) ( 5× 9)

( 72 ) ( 45 ) = 72×45 = 3240