X = 7 / sin(45)
x = 7 / sqrt(2)/2
x = 7 sqrt(2)
62$ (earns of 1 week) multiplied with 52 weeks (how often he earns the 62$) is 3224
K(cannot equal (the = sign with the line through it) -2
k(=/)-2
The answer
mathematics rules tell that
if A and B are two statements that are equivalents, that is also called biconditional statement, or " if and only if " statement
the general signification of <span>biconditional statement and its converse is:
if A, then B and if B then A (the converse), A and B are equivalent statements
</span><span>["If a natural number n is odd, then n2 is odd" and its converse ] does mean
</span><span>A natural number n is odd if and only if n2 is odd.
the answer is B</span>
