Mathematics
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OpenStudy (trwatkins1):
help
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OpenStudy (trwatkins1):
OpenStudy (trwatkins1):
@carlyleukhardt
OpenStudy (carlyleukhardt):
O,o
OpenStudy (trwatkins1):
yea
OpenStudy (trwatkins1):
if it helps 1.
(–1.3) • (16) • (32) • (–8.7)
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Vocaloid (vocaloid):
remember the three rules:
negative*negative = positive
positive*negative = negative
negative*negative = positive
Vocaloid (vocaloid):
so, (-1.3)*(-8.7) is positive or negative?
OpenStudy (trwatkins1):
positive
Vocaloid (vocaloid):
good, so after we multiply those two numbers, we're left with
(positive number)*(16)*(32) which is positive or negative?
OpenStudy (trwatkins1):
idk
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OpenStudy (trwatkins1):
positive?
Vocaloid (vocaloid):
yes, do you underestand why?
OpenStudy (trwatkins1):
yea
Vocaloid (vocaloid):
ok, can you try the next one on your own?
OpenStudy (trwatkins1):
i can try
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Vocaloid (vocaloid):
tell me if you get stuck
OpenStudy (trwatkins1):
2.
(–15) • (–4) • (1.2) • (9) • (–0.06)
OpenStudy (trwatkins1):
ok so -15 * -4 positive
Vocaloid (vocaloid):
right, so now we have
(positive number)*(1.2) • (9) • (–0.06)
OpenStudy (trwatkins1):
1.2 * 9 positive
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OpenStudy (trwatkins1):
im stuck
OpenStudy (trwatkins1):
@Vocaloid
Vocaloid (vocaloid):
keep going...
(positive number)*(positive number)*(-0.06) =
positive or negative?
OpenStudy (trwatkins1):
neg
OpenStudy (trwatkins1):
???
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Vocaloid (vocaloid):
yes! ready for the next problem?
OpenStudy (trwatkins1):
yea but a or b
Vocaloid (vocaloid):
negative so a...
OpenStudy (trwatkins1):
3.
(0.08) • (–3) • (–4.5) • (–51)
OpenStudy (trwatkins1):
1 neg 2 pos so anser is neg
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OpenStudy (trwatkins1):
?
OpenStudy (trwatkins1):
vocaloid is that right?
OpenStudy (trwatkins1):
@Vocaloid is neg right for 3?
Vocaloid (vocaloid):
yes
OpenStudy (trwatkins1):
yay im doing good
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OpenStudy (trwatkins1):
4.
(–2.9) • (26) • (–14) • (–0.13) • (–5)
OpenStudy (trwatkins1):
negative*negative = positive
positive*negative = negative
negative*negative = positive
OpenStudy (trwatkins1):
1 neg 2 pos 3 pos so answer is negitive? @Vocaloid
OpenStudy (trwatkins1):
@Vocaloid ?
OpenStudy (trwatkins1):
@Vocaloid u their
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OpenStudy (trwatkins1):
is answer negitive
Vocaloid (vocaloid):
not quite
Vocaloid (vocaloid):
(–2.9) • (26) • (–14) • (–0.13) • (–5)
(-2.9)*(26) = negative
(-14)*(-0.13) = positive
(-5) = negative
negative*negative*positive = positive