help me out here plz will someone show me how to get the answer to this MATH problem -5-7to the second power
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Step-by-step explanation:
The exponent of a number says how many times to use the number in a multiplication. In 5 the "7" says to use 5 seven times in a multiplication, so 5 = 5×5×5×5×5×5×5= 35. In words: 5 could be called "5 to the power 7"...
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I will explain the question. -5 is an integer,real number. you think what is integer?integer means real number ok.I give example : .......-5,-4,-3,-2,-1,0,1,2,3,4,5........real number
short form is (Z).-7 is a integer and real number.-7²means
you said -7 to the second power ok that's correct but it is called square (sq). example:-7²we call minus seven square.
another one example 6² we call six square. important point
real number have positive value , negative value,zero.zero is not positive and not negative.zero is a special number and
one also special number but it has positive and negative
value .what is positive means +. example:+1,+2,+3,+4,......
important point in positive does not have plus also no problem.example of this point: 1,2,3,4....... it is also positive.
what is negative means -. example:-1,-2,-3,-4.......we put
minus in negative value.why we put minus confirmly you ask
because you don't put minus in negative value it is positive.
iam think you are clear in positive , negative and zero.what is a
square means any number we multiply two times is called as
square.example:6²=6*6=36.what is addition and subtraction
rules.
+ - = -, - + = -,+ +=+,- -=+please understand these clearly not skip this plse. 1St rule for example: + - = - :2-1=1 you think
+ - = - . I will explain the example :in rule have first plus have
so I will put +2next have minus I will put -1 and next have =
so I will put =and next have - you think next put minus only
why don't put minus in answer .you don't worry about that I will explain you + - have means we want - the numbers ok.
not put minus in answer. how is select answer is positive or
negative means you will not consider about positive or
negative you think which number is greater iam think 2 is
greater in my example 2 has positive so I will put positive
Value in answer.2nd rule - + = - : -2+1=-1. I will explain the
example: -have i put -2 and next have + i put 1and =have i put
=and - + have means - the numbers so what is The greater
number means 2 in my example so 2 has minus value so I put answer is -1.3Rd rule: + + = + : I will explain the example:
2+1=3. + have i put 2and next have+ I put 1and = have i put
=and + have means add the numbers and greater number is
2 and 2is positive I put positive value in answer is 3.
4TH rule have - - = + : -2-1=-3.I will explain the example and have i put-2 and next have - I put -1 and next have = I put =
and next have +means add the numbers and greater number is 2 is negative answer is -3. multiplication rule
rule 1: +*-=-.2*-1=-2.first +have i put 2and next have- i put
* I put *and next have = i put =and next have- I put answer in
minus. in multiplication condition not see the greatest number.2nd rule : - + = -.first have - I put - and next have * I put *and next have+and I put +and next have - I put - in my answer . example:-2*1=-2.+*+=+ is a 3Rd rule. first have + I put
+ and next have *put plus *and next have = I put = and next have + I put+ in my answer. example of third rule:2*1=2.
4th rule is -*-=+.first have - I put - and next have* I put *and next have =i put=and next have I put=and next have+ I put + in my answer. example is -2*-1=2.zero answer WI'll come in 2 rules in addition and subtraction not in multiplication.+-=-.
example:2-2=0.and-+=-. example:-2+2=0.two numbeRS are
same. read fully don't skip this. please.it is not answer Just for understanding.it is basic also.I will explain answer:
-5-7²=-5-7*-7=-5+49=44.first take question andmultiply the sq
number-*-=+and-7*-7=49.-5+49=44.-+=-. using this rule correctly not confused. please share this all friends.
I did not want to mark me brainest and not thank me and
not want points.my aim is to reach all persons understanding.any doubts please comment . thanku.
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