3. Prove the correctness of the following algorithm by first coming up with an appropriate loop invariant I(k). [Pre-condition: m, n = N, a = m, b = n, c = 0] while b #0 r = b mod 2 if r = 0 then a = 2a b := b div 2 else C=c+a b = b-1 end if end while [Post-condition: c = m. .n]

Will be using code Lginter! Registration First Name  Last Name  Email Address Password  Confirm Password  Require to have validation of user input  Valid email address Make sure the email address does not exist in the database before doing insert into the database Password and Confirm Password are matching Password need to hash before doing insert into database ("password_hash" is a PHP build in function which can be used)

1. You can manage risk in your orders by adding the TakeProfit/StopLoss attributes using fxcmpy. Group of answer choices True False   2. The following code retrieves and prints the candles data using the fxcmpy package. from fxcmpy import fxcmpy_candles_data_reader as cdr print(cdr.get_available_symbols())   Group of answer choices True False   3.  Optimizers are a set of procedures defined in SciPy that either find the minimum value of a function or the root of an equation. Group of answer choices True False